GFP_NOWAIT allocation may fail anytime. It needs to be changed to GFP_NOIO. There's no need to handle an error because mempool_alloc with GFP_NOIO can't fail.
Signed-off-by: Mikulas Patocka <[email protected]> Cc: [email protected] --- drivers/md/dm-verity-fec.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) Index: linux-2.6/drivers/md/dm-verity-fec.c =================================================================== --- linux-2.6.orig/drivers/md/dm-verity-fec.c 2025-11-15 15:59:23.000000000 +0100 +++ linux-2.6/drivers/md/dm-verity-fec.c 2025-11-15 16:01:23.000000000 +0100 @@ -320,11 +320,7 @@ static int fec_alloc_bufs(struct dm_veri if (fio->bufs[n]) continue; - fio->bufs[n] = mempool_alloc(&v->fec->prealloc_pool, GFP_NOWAIT); - if (unlikely(!fio->bufs[n])) { - DMERR("failed to allocate FEC buffer"); - return -ENOMEM; - } + fio->bufs[n] = mempool_alloc(&v->fec->prealloc_pool, GFP_NOIO); } /* try to allocate the maximum number of buffers */
