CC: [email protected] CC: [email protected] TO: Loic Poulain <[email protected]>
Hi Loic, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 251a1524293d0a90c4d5060f65f42a3016280049 commit: 89212e160b81e778f829b89743570665810e3b13 net: wwan: Fix WWAN config symbols date: 7 weeks ago :::::: branch date: 5 hours ago :::::: commit date: 7 weeks ago config: nios2-randconfig-m031-20210804 (attached as .config) compiler: nios2-linux-gcc (GCC) 10.3.0 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/net/wwan/wwan_core.c:566 wwan_port_fops_open() warn: passing a valid pointer to 'PTR_ERR' drivers/net/wwan/wwan_core.c:914 wwan_rtnl_newlink() warn: passing a valid pointer to 'PTR_ERR' Old smatch warnings: arch/nios2/include/asm/thread_info.h:71 current_thread_info() error: uninitialized symbol 'sp'. vim +/PTR_ERR +566 drivers/net/wwan/wwan_core.c 9a44c1cc638876 Loic Poulain 2021-04-16 558 9a44c1cc638876 Loic Poulain 2021-04-16 559 static int wwan_port_fops_open(struct inode *inode, struct file *file) 9a44c1cc638876 Loic Poulain 2021-04-16 560 { 9a44c1cc638876 Loic Poulain 2021-04-16 561 struct wwan_port *port; 9a44c1cc638876 Loic Poulain 2021-04-16 562 int err = 0; 9a44c1cc638876 Loic Poulain 2021-04-16 563 9a44c1cc638876 Loic Poulain 2021-04-16 564 port = wwan_port_get_by_minor(iminor(inode)); 9a44c1cc638876 Loic Poulain 2021-04-16 565 if (IS_ERR(port)) 9a44c1cc638876 Loic Poulain 2021-04-16 @566 return PTR_ERR(port); 9a44c1cc638876 Loic Poulain 2021-04-16 567 9a44c1cc638876 Loic Poulain 2021-04-16 568 file->private_data = port; 9a44c1cc638876 Loic Poulain 2021-04-16 569 stream_open(inode, file); 9a44c1cc638876 Loic Poulain 2021-04-16 570 9a44c1cc638876 Loic Poulain 2021-04-16 571 err = wwan_port_op_start(port); 9a44c1cc638876 Loic Poulain 2021-04-16 572 if (err) 9a44c1cc638876 Loic Poulain 2021-04-16 573 put_device(&port->dev); 9a44c1cc638876 Loic Poulain 2021-04-16 574 9a44c1cc638876 Loic Poulain 2021-04-16 575 return err; 9a44c1cc638876 Loic Poulain 2021-04-16 576 } 9a44c1cc638876 Loic Poulain 2021-04-16 577 :::::: The code at line 566 was first introduced by commit :::::: 9a44c1cc63887627284ae232a9626a9f1cd066fc net: Add a WWAN subsystem :::::: TO: Loic Poulain <[email protected]> :::::: CC: David S. Miller <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
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