tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   0da0a8a0a0e1845f495431c3d8d733d2bbf9e9e5
commit: 2f1ea39870c95aa9fff6a0b48757625a0b22f551 scsi: qedi: Remove additional 
char from boot target iqnname
config: x86_64-randconfig-m001-20210117 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0

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

New smatch warnings:
drivers/scsi/qedi/qedi_main.c:924 qedi_get_boot_tgt_info() error: snprintf() 
chops off the last chars of 'block->target[index]->target_name.byte': 256 vs 255

Old smatch warnings:
drivers/scsi/qedi/qedi_main.c:956 qedi_find_boot_info() warn: returning -1 
instead of -ENOMEM is sloppy

vim +924 drivers/scsi/qedi/qedi_main.c

534bbdf8832ae484 Manish Rangankar 2018-05-22  916  static void 
qedi_get_boot_tgt_info(struct nvm_iscsi_block *block,
534bbdf8832ae484 Manish Rangankar 2018-05-22  917                               
   struct qedi_boot_target *tgt, u8 index)
534bbdf8832ae484 Manish Rangankar 2018-05-22  918  {
534bbdf8832ae484 Manish Rangankar 2018-05-22  919       u32 ipv6_en;
534bbdf8832ae484 Manish Rangankar 2018-05-22  920  
534bbdf8832ae484 Manish Rangankar 2018-05-22  921       ipv6_en = 
!!(block->generic.ctrl_flags &
534bbdf8832ae484 Manish Rangankar 2018-05-22  922                    
NVM_ISCSI_CFG_GEN_IPV6_ENABLED);
534bbdf8832ae484 Manish Rangankar 2018-05-22  923  
2f1ea39870c95aa9 Manish Rangankar 2020-04-07 @924       
snprintf(tgt->iscsi_name, sizeof(tgt->iscsi_name), "%s",
534bbdf8832ae484 Manish Rangankar 2018-05-22  925                
block->target[index].target_name.byte);

tgt->iscsi_name is one char smaller than block->target[index].target_name.byte.

534bbdf8832ae484 Manish Rangankar 2018-05-22  926  
534bbdf8832ae484 Manish Rangankar 2018-05-22  927       tgt->ipv6_en = ipv6_en;
534bbdf8832ae484 Manish Rangankar 2018-05-22  928  
534bbdf8832ae484 Manish Rangankar 2018-05-22  929       if (ipv6_en)
534bbdf8832ae484 Manish Rangankar 2018-05-22  930               
snprintf(tgt->ip_addr, IPV6_LEN, "%pI6\n",
534bbdf8832ae484 Manish Rangankar 2018-05-22  931                        
block->target[index].ipv6_addr.byte);
534bbdf8832ae484 Manish Rangankar 2018-05-22  932       else
534bbdf8832ae484 Manish Rangankar 2018-05-22  933               
snprintf(tgt->ip_addr, IPV4_LEN, "%pI4\n",
534bbdf8832ae484 Manish Rangankar 2018-05-22  934                        
block->target[index].ipv4_addr.byte);
534bbdf8832ae484 Manish Rangankar 2018-05-22  935  }

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

Attachment: .config.gz
Description: application/gzip

Reply via email to