From: kernel test robot <lkp@xxxxxxxxx> drivers/md/raid10.c:1763:8-9: WARNING: return of 0/1 in function 'raid10_handle_discard' with return type bool Return statements in functions returning bool should use true/false instead of 1/0. Generated by: scripts/coccinelle/misc/boolreturn.cocci Fixes: 8f694215ae4c ("md/raid10: improve raid10 discard request") CC: Xiao Ni <xni@xxxxxxxxxx> Signed-off-by: kernel test robot <lkp@xxxxxxxxx> --- tree: git://git.kernel.org/pub/scm/linux/kernel/git/song/md.git md-next head: 5b2374a6c221f28c74913d208bb5376a7ee3bf70 commit: 8f694215ae4c7abf1e6c985803a1aad0db748d07 [15/16] md/raid10: improve raid10 discard request raid10.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1760,7 +1760,7 @@ static bool raid10_handle_discard(struct raid_end_bio_io(r10_bio); } - return 0; + return false; out: allow_barrier(conf); return -EAGAIN;