Hi Xiaofei, url: https://github.com/0day-ci/linux/commits/Xiaofei-Tan/tty-Fix-some-coding-style-issues/20210405-113900 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing config: x86_64-randconfig-m001-20210405 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/tty/sysrq.c:558 __sysrq_get_key_op() warn: curly braces intended? vim +558 drivers/tty/sysrq.c 23cbedf812ff7c drivers/tty/sysrq.c Emil Velikov 2020-05-13 549 static const struct sysrq_key_op *__sysrq_get_key_op(int key) bf36b9011e3c5b drivers/char/sysrq.c Andrew Morton 2006-03-25 550 { 23cbedf812ff7c drivers/tty/sysrq.c Emil Velikov 2020-05-13 551 const struct sysrq_key_op *op_p = NULL; ^1da177e4c3f41 drivers/char/sysrq.c Linus Torvalds 2005-04-16 552 int i; ^1da177e4c3f41 drivers/char/sysrq.c Linus Torvalds 2005-04-16 553 ^1da177e4c3f41 drivers/char/sysrq.c Linus Torvalds 2005-04-16 554 i = sysrq_key_table_key2index(key); bf36b9011e3c5b drivers/char/sysrq.c Andrew Morton 2006-03-25 555 if (i != -1) bf36b9011e3c5b drivers/char/sysrq.c Andrew Morton 2006-03-25 556 op_p = sysrq_key_table[i]; 97f5f0cd8cd0a0 drivers/char/sysrq.c Dmitry Torokhov 2010-03-21 557 ^1da177e4c3f41 drivers/char/sysrq.c Linus Torvalds 2005-04-16 @558 return op_p; ^^^^^^^^^^^ indented too far. ^1da177e4c3f41 drivers/char/sysrq.c Linus Torvalds 2005-04-16 559 } --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org