CC: [email protected]
CC: [email protected]
CC: [email protected]
TO: Chris Down <[email protected]>
CC: Petr Mladek <[email protected]>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   5472f14a37421d1bca3dddf33cabd3bd6dbefbbc
commit: 337015573718b161891a3473d25f59273f2e626b printk: Userspace format 
indexing support
date:   5 months ago
:::::: branch date: 2 days ago
:::::: commit date: 5 months ago
config: riscv-randconfig-c006-20211214 
(https://download.01.org/0day-ci/archive/20211215/[email protected]/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 
b6a2ddb6c8ac29412b1361810972e15221fa021c)
reproduce (this is a W=1 build):
        wget 
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=337015573718b161891a3473d25f59273f2e626b
        git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 337015573718b161891a3473d25f59273f2e626b
        # save the config file to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv 
clang-analyzer 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>


clang-analyzer warnings: (new ones prefixed by >>)
                   ^~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3884:19: note: '?' condition is true
                   if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                                   ^
   include/linux/byteorder/generic.h:94:21: note: expanded from macro 
'cpu_to_be32'
   #define cpu_to_be32 __cpu_to_be32
                       ^
   include/uapi/linux/byteorder/little_endian.h:39:43: note: expanded from 
macro '__cpu_to_be32'
   #define __cpu_to_be32(x) ((__force __be32)__swab32((x)))
                                             ^
   include/uapi/linux/swab.h:118:3: note: expanded from macro '__swab32'
           (__builtin_constant_p((__u32)(x)) ?     \
            ^
   drivers/target/iscsi/iscsi_target.c:3884:7: note: Assuming the condition is 
false
                   if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3884:3: note: Taking false branch
                   if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                   ^
   drivers/target/iscsi/iscsi_target.c:3889:37: note: Passing null pointer 
value via 2nd parameter 'cmd'
                   ret = iscsit_handle_nop_out(conn, cmd, buf);
                                                     ^~~
   drivers/target/iscsi/iscsi_target.c:3889:9: note: Calling 
'iscsit_handle_nop_out'
                   ret = iscsit_handle_nop_out(conn, cmd, buf);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1854:35: note: Passing null pointer 
value via 2nd parameter 'cmd'
           ret = iscsit_setup_nop_out(conn, cmd, hdr);
                                            ^~~
   drivers/target/iscsi/iscsi_target.c:1854:8: note: Calling 
'iscsit_setup_nop_out'
           ret = iscsit_setup_nop_out(conn, cmd, hdr);
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1721:6: note: Assuming the condition is 
false
           if (!(hdr->flags & ISCSI_FLAG_CMD_FINAL)) {
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1721:2: note: Taking false branch
           if (!(hdr->flags & ISCSI_FLAG_CMD_FINAL)) {
           ^
   drivers/target/iscsi/iscsi_target.c:1731:6: note: Assuming field 'itt' is 
not equal to RESERVED_ITT
           if (hdr->itt == RESERVED_ITT && !(hdr->opcode & ISCSI_OP_IMMEDIATE)) 
{
               ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1731:31: note: Left side of '&&' is false
           if (hdr->itt == RESERVED_ITT && !(hdr->opcode & ISCSI_OP_IMMEDIATE)) 
{
                                        ^
   drivers/target/iscsi/iscsi_target.c:1742:6: note: Assuming 'payload_length' 
is <= field 'MaxXmitDataSegmentLength'
           if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) {
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1742:2: note: Taking false branch
           if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) {
           ^
   drivers/target/iscsi/iscsi_target.c:1755:2: note: Taking false branch
           pr_debug("Got NOPOUT Ping %s ITT: 0x%08x, TTT: 0x%08x,"
           ^
   include/linux/printk.h:558:2: note: expanded from macro 'pr_debug'
           dynamic_pr_debug(fmt, ##__VA_ARGS__)
           ^
   include/linux/dynamic_debug.h:162:2: note: expanded from macro 
'dynamic_pr_debug'
           _dynamic_func_call(fmt, __dynamic_pr_debug,             \
           ^
   include/linux/dynamic_debug.h:152:2: note: expanded from macro 
'_dynamic_func_call'
           __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
           ^
   include/linux/dynamic_debug.h:133:2: note: expanded from macro 
'__dynamic_func_call'
           if (DYNAMIC_DEBUG_BRANCH(id))                   \
           ^
   drivers/target/iscsi/iscsi_target.c:1755:2: note: Loop condition is false.  
Exiting loop
           pr_debug("Got NOPOUT Ping %s ITT: 0x%08x, TTT: 0x%08x,"
           ^
   include/linux/printk.h:558:2: note: expanded from macro 'pr_debug'
           dynamic_pr_debug(fmt, ##__VA_ARGS__)
           ^
   include/linux/dynamic_debug.h:162:2: note: expanded from macro 
'dynamic_pr_debug'
           _dynamic_func_call(fmt, __dynamic_pr_debug,             \
           ^
   include/linux/dynamic_debug.h:152:2: note: expanded from macro 
'_dynamic_func_call'
           __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
           ^
   include/linux/dynamic_debug.h:131:49: note: expanded from macro 
'__dynamic_func_call'
   #define __dynamic_func_call(id, fmt, func, ...) do {    \
                                                   ^
   drivers/target/iscsi/iscsi_target.c:1767:18: note: '?' condition is true
           if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                           ^
   include/linux/byteorder/generic.h:94:21: note: expanded from macro 
'cpu_to_be32'
   #define cpu_to_be32 __cpu_to_be32
                       ^
   include/uapi/linux/byteorder/little_endian.h:39:43: note: expanded from 
macro '__cpu_to_be32'
   #define __cpu_to_be32(x) ((__force __be32)__swab32((x)))
                                             ^
   include/uapi/linux/swab.h:118:3: note: expanded from macro '__swab32'
           (__builtin_constant_p((__u32)(x)) ?     \
            ^
   drivers/target/iscsi/iscsi_target.c:1767:6: note: Assuming the condition is 
true
           if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1767:2: note: Taking true branch
           if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
           ^
   drivers/target/iscsi/iscsi_target.c:1768:21: note: Access to field 
'iscsi_opcode' results in a dereference of a null pointer (loaded from variable 
'cmd')
                   cmd->iscsi_opcode       = ISCSI_OP_NOOP_OUT;
                   ~~~                     ^
>> drivers/target/iscsi/iscsi_target.c:1871:22: warning: Dereference of null 
>> pointer [clang-analyzer-core.NullDereference]
                   iov[niov].iov_base      = ping_data;
                                           ^
   drivers/target/iscsi/iscsi_target.c:3961:6: note: Assuming 'buffer' is 
non-null
           if (!buffer)
               ^~~~~~~
   drivers/target/iscsi/iscsi_target.c:3961:2: note: Taking false branch
           if (!buffer)
           ^
   drivers/target/iscsi/iscsi_target.c:3964:9: note: Assuming the condition is 
true
           while (!kthread_should_stop()) {
                  ^~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3964:2: note: Loop condition is true.  
Entering loop body
           while (!kthread_should_stop()) {
           ^
   drivers/target/iscsi/iscsi_target.c:3977:7: note: Assuming 'ret' is equal to 
ISCSI_HDR_LEN
                   if (ret != ISCSI_HDR_LEN) {
                       ^~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3977:3: note: Taking false branch
                   if (ret != ISCSI_HDR_LEN) {
                   ^
   drivers/target/iscsi/iscsi_target.c:3982:7: note: Assuming field 
'HeaderDigest' is 0
                   if (conn->conn_ops->HeaderDigest) {
                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3982:3: note: Taking false branch
                   if (conn->conn_ops->HeaderDigest) {
                   ^
   drivers/target/iscsi/iscsi_target.c:4012:7: note: Assuming field 
'conn_state' is not equal to TARG_CONN_STATE_IN_LOGOUT
                   if (conn->conn_state == TARG_CONN_STATE_IN_LOGOUT)
                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:4012:3: note: Taking false branch
                   if (conn->conn_state == TARG_CONN_STATE_IN_LOGOUT)
                   ^
   drivers/target/iscsi/iscsi_target.c:4017:7: note: Assuming field 
'SessionType' is not equal to 0
                   if (conn->sess->sess_ops->SessionType &&
                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:4017:7: note: Left side of '&&' is true
   drivers/target/iscsi/iscsi_target.c:4018:8: note: Assuming the condition is 
false
                      ((!(opcode & ISCSI_OP_TEXT)) ||
                        ^~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:4018:7: note: Left side of '||' is false
                      ((!(opcode & ISCSI_OP_TEXT)) ||
                       ^
   drivers/target/iscsi/iscsi_target.c:4019:8: note: Assuming the condition is 
false
                       (!(opcode & ISCSI_OP_LOGOUT)))) {
                        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:4017:3: note: Taking false branch
                   if (conn->sess->sess_ops->SessionType &&
                   ^
   drivers/target/iscsi/iscsi_target.c:4027:9: note: Calling 
'iscsi_target_rx_opcode'
                   ret = iscsi_target_rx_opcode(conn, buffer);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3871:2: note: Control jumps to 'case 0:' 
 at line 3882
           switch (hdr->opcode & ISCSI_OPCODE_MASK) {
           ^
   drivers/target/iscsi/iscsi_target.c:3883:3: note: Null pointer value stored 
to 'cmd'
                   cmd = NULL;
                   ^~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3884:19: note: '?' condition is true
                   if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                                   ^
   include/linux/byteorder/generic.h:94:21: note: expanded from macro 
'cpu_to_be32'
   #define cpu_to_be32 __cpu_to_be32
                       ^
   include/uapi/linux/byteorder/little_endian.h:39:43: note: expanded from 
macro '__cpu_to_be32'
   #define __cpu_to_be32(x) ((__force __be32)__swab32((x)))
                                             ^
   include/uapi/linux/swab.h:118:3: note: expanded from macro '__swab32'
           (__builtin_constant_p((__u32)(x)) ?     \
            ^
   drivers/target/iscsi/iscsi_target.c:3884:7: note: Assuming the condition is 
false
                   if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:3884:3: note: Taking false branch
                   if (hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
                   ^
   drivers/target/iscsi/iscsi_target.c:3889:37: note: Passing null pointer 
value via 2nd parameter 'cmd'
                   ret = iscsit_handle_nop_out(conn, cmd, buf);
                                                     ^~~
   drivers/target/iscsi/iscsi_target.c:3889:9: note: Calling 
'iscsit_handle_nop_out'
                   ret = iscsit_handle_nop_out(conn, cmd, buf);
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1854:8: note: Calling 
'iscsit_setup_nop_out'
           ret = iscsit_setup_nop_out(conn, cmd, hdr);
                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1721:6: note: Assuming the condition is 
false
           if (!(hdr->flags & ISCSI_FLAG_CMD_FINAL)) {
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1721:2: note: Taking false branch
           if (!(hdr->flags & ISCSI_FLAG_CMD_FINAL)) {
           ^
   drivers/target/iscsi/iscsi_target.c:1731:6: note: Assuming field 'itt' is 
not equal to RESERVED_ITT
           if (hdr->itt == RESERVED_ITT && !(hdr->opcode & ISCSI_OP_IMMEDIATE)) 
{
               ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1731:31: note: Left side of '&&' is false
           if (hdr->itt == RESERVED_ITT && !(hdr->opcode & ISCSI_OP_IMMEDIATE)) 
{
                                        ^
   drivers/target/iscsi/iscsi_target.c:1742:6: note: Assuming 'payload_length' 
is > field 'MaxXmitDataSegmentLength', which participates in a condition later
           if (payload_length > conn->conn_ops->MaxXmitDataSegmentLength) {
               ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/target/iscsi/iscsi_target.c:1742:2: note: Taking true branch

vim +1871 drivers/target/iscsi/iscsi_target.c

778de368964c5b7 Nicholas Bellinger 2013-06-14  1844  
778de368964c5b7 Nicholas Bellinger 2013-06-14  1845  static int 
iscsit_handle_nop_out(struct iscsi_conn *conn, struct iscsi_cmd *cmd,
778de368964c5b7 Nicholas Bellinger 2013-06-14  1846                             
 unsigned char *buf)
778de368964c5b7 Nicholas Bellinger 2013-06-14  1847  {
778de368964c5b7 Nicholas Bellinger 2013-06-14  1848     unsigned char 
*ping_data = NULL;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1849     struct iscsi_nopout 
*hdr = (struct iscsi_nopout *)buf;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1850     struct kvec *iov = NULL;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1851     u32 payload_length = 
ntoh24(hdr->dlength);
778de368964c5b7 Nicholas Bellinger 2013-06-14  1852     int ret;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1853  
778de368964c5b7 Nicholas Bellinger 2013-06-14  1854     ret = 
iscsit_setup_nop_out(conn, cmd, hdr);
778de368964c5b7 Nicholas Bellinger 2013-06-14  1855     if (ret < 0)
561bf1589237559 Nicholas Bellinger 2013-07-03  1856             return 0;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1857     /*
778de368964c5b7 Nicholas Bellinger 2013-06-14  1858      * Handle NOP-OUT 
payload for traditional iSCSI sockets
778de368964c5b7 Nicholas Bellinger 2013-06-14  1859      */
50e5c87de4c2446 Christoph Hellwig  2012-09-26  1860     if (payload_length && 
hdr->ttt == cpu_to_be32(0xFFFFFFFF)) {
778de368964c5b7 Nicholas Bellinger 2013-06-14  1861             u32 checksum, 
data_crc, padding = 0;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1862             int niov = 0, 
rx_got, rx_size = payload_length;
778de368964c5b7 Nicholas Bellinger 2013-06-14  1863  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1864             ping_data = 
kzalloc(payload_length + 1, GFP_KERNEL);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1865             if (!ping_data) 
{
e48354ce078c079 Nicholas Bellinger 2011-07-23  1866                     ret = 
-1;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1867                     goto 
out;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1868             }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1869  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1870             iov = 
&cmd->iov_misc[0];
e48354ce078c079 Nicholas Bellinger 2011-07-23 @1871             
iov[niov].iov_base      = ping_data;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1872             
iov[niov++].iov_len     = payload_length;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1873  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1874             padding = 
((-payload_length) & 3);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1875             if (padding != 
0) {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1876                     
pr_debug("Receiving %u additional bytes"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1877                             
" for padding.\n", padding);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1878                     
iov[niov].iov_base      = &cmd->pad_bytes;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1879                     
iov[niov++].iov_len     = padding;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1880                     rx_size 
+= padding;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1881             }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1882             if 
(conn->conn_ops->DataDigest) {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1883                     
iov[niov].iov_base      = &checksum;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1884                     
iov[niov++].iov_len     = ISCSI_CRC_LEN;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1885                     rx_size 
+= ISCSI_CRC_LEN;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1886             }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1887  
2e39f1c9064d54e Bart Van Assche    2019-04-02  1888             
WARN_ON_ONCE(niov > ARRAY_SIZE(cmd->iov_misc));
e48354ce078c079 Nicholas Bellinger 2011-07-23  1889             rx_got = 
rx_data(conn, &cmd->iov_misc[0], niov, rx_size);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1890             if (rx_got != 
rx_size) {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1891                     ret = 
-1;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1892                     goto 
out;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1893             }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1894  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1895             if 
(conn->conn_ops->DataDigest) {
e1dfb21f004f403 Bart Van Assche    2017-10-31  1896                     
iscsit_do_crypto_hash_buf(conn->conn_rx_hash, ping_data,
e1dfb21f004f403 Bart Van Assche    2017-10-31  1897                             
                  payload_length, padding,
e1dfb21f004f403 Bart Van Assche    2017-10-31  1898                             
                  cmd->pad_bytes, &data_crc);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1899  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1900                     if 
(checksum != data_crc) {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1901                             
pr_err("Ping data CRC32C DataDigest"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1902                             
" 0x%08x does not match computed 0x%08x\n",
e48354ce078c079 Nicholas Bellinger 2011-07-23  1903                             
        checksum, data_crc);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1904                             
if (!conn->sess->sess_ops->ErrorRecoveryLevel) {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1905                             
        pr_err("Unable to recover from"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1906                             
        " NOPOUT Ping DataCRC failure while in"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1907                             
                " ERL=0.\n");
e48354ce078c079 Nicholas Bellinger 2011-07-23  1908                             
        ret = -1;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1909                             
        goto out;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1910                             
} else {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1911                             
        /*
e48354ce078c079 Nicholas Bellinger 2011-07-23  1912                             
         * Silently drop this PDU and let the
e48354ce078c079 Nicholas Bellinger 2011-07-23  1913                             
         * initiator plug the CmdSN gap.
e48354ce078c079 Nicholas Bellinger 2011-07-23  1914                             
         */
e48354ce078c079 Nicholas Bellinger 2011-07-23  1915                             
        pr_debug("Dropping NOPOUT"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1916                             
        " Command CmdSN: 0x%08x due to"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1917                             
        " DataCRC error.\n", hdr->cmdsn);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1918                             
        ret = 0;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1919                             
        goto out;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1920                             
}
e48354ce078c079 Nicholas Bellinger 2011-07-23  1921                     } else {
e48354ce078c079 Nicholas Bellinger 2011-07-23  1922                             
pr_debug("Got CRC32C DataDigest"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1923                             
" 0x%08x for %u bytes of ping data.\n",
e48354ce078c079 Nicholas Bellinger 2011-07-23  1924                             
        checksum, payload_length);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1925                     }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1926             }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1927  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1928             
ping_data[payload_length] = '\0';
e48354ce078c079 Nicholas Bellinger 2011-07-23  1929             /*
e48354ce078c079 Nicholas Bellinger 2011-07-23  1930              * Attach ping 
data to struct iscsi_cmd->buf_ptr.
e48354ce078c079 Nicholas Bellinger 2011-07-23  1931              */
8359cf43b9dccdd Jörn Engel         2011-11-24  1932             cmd->buf_ptr = 
ping_data;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1933             
cmd->buf_ptr_size = payload_length;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1934  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1935             pr_debug("Got 
%u bytes of NOPOUT ping"
e48354ce078c079 Nicholas Bellinger 2011-07-23  1936                     " 
data.\n", payload_length);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1937             pr_debug("Ping 
Data: \"%s\"\n", ping_data);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1938     }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1939  
778de368964c5b7 Nicholas Bellinger 2013-06-14  1940     return 
iscsit_process_nop_out(conn, cmd, hdr);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1941  out:
e48354ce078c079 Nicholas Bellinger 2011-07-23  1942     if (cmd)
aafc9d158b0039e Nicholas Bellinger 2013-05-31  1943             
iscsit_free_cmd(cmd, false);
778de368964c5b7 Nicholas Bellinger 2013-06-14  1944  
e48354ce078c079 Nicholas Bellinger 2011-07-23  1945     kfree(ping_data);
e48354ce078c079 Nicholas Bellinger 2011-07-23  1946     return ret;
e48354ce078c079 Nicholas Bellinger 2011-07-23  1947  }
e48354ce078c079 Nicholas Bellinger 2011-07-23  1948  

:::::: The code at line 1871 was first introduced by commit
:::::: e48354ce078c079996f89d715dfa44814b4eba01 iscsi-target: Add iSCSI fabric 
support for target v4.1

:::::: TO: Nicholas Bellinger <[email protected]>
:::::: CC: Nicholas Bellinger <[email protected]>

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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]
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