From: kernel test robot <lkp(a)intel.com&gt; block/blk-mq-sched.c:404:39-44: WARNING: conversion to bool not needed here Remove unneeded conversion to bool Semantic patch information: Relational and logical operators evaluate to bool, explicit conversion is overly verbose and unneeded. Generated by: scripts/coccinelle/misc/boolconv.cocci CC: Baolin Wang <baolin.wang(a)linux.alibaba.com&gt; Signed-off-by: kernel test robot <lkp(a)intel.com&gt; --- url: https://github.com/0day-ci/linux/commits/Baolin-Wang/Some-clean-ups-for-b... base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next Please take the patch only if it's a positive warning. Thanks! blk-mq-sched.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/block/blk-mq-sched.c +++ b/block/blk-mq-sched.c @@ -401,7 +401,7 @@ bool blk_mq_bio_list_merge(struct reques if (merge == BIO_MERGE_NONE) continue; - return merge == BIO_MERGE_OK ? true: false; + return merge == BIO_MERGE_OK; } return false;