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authorKent Overstreet <kent.overstreet@gmail.com>2018-06-05 11:26:33 +0200
committerJens Axboe <axboe@kernel.dk>2018-06-05 16:47:43 +0200
commitd377535405686f735b90a8ad4ba269484cd7c96e (patch)
tree75c1e73537f2821874bdb1c49f84e65d6abcd958 /drivers/md/dm-thin.c
parentblk-mq: return when hctx is stopped in blk_mq_run_work_fn (diff)
downloadlinux-d377535405686f735b90a8ad4ba269484cd7c96e.tar.xz
linux-d377535405686f735b90a8ad4ba269484cd7c96e.zip
dm: Use kzalloc for all structs with embedded biosets/mempools
mempool_init()/bioset_init() require that the mempools/biosets be zeroed first; they probably should not _require_ this, but not allocating those structs with kzalloc is a fairly nonsensical thing to do (calling mempool_exit()/bioset_exit() on an uninitialized mempool/bioset is legal and safe, but only works if said memory was zeroed.) Acked-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm-thin.c')
-rw-r--r--drivers/md/dm-thin.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
index 6c923824ec91..5772756c63c1 100644
--- a/drivers/md/dm-thin.c
+++ b/drivers/md/dm-thin.c
@@ -2861,7 +2861,7 @@ static struct pool *pool_create(struct mapped_device *pool_md,
return (struct pool *)pmd;
}
- pool = kmalloc(sizeof(*pool), GFP_KERNEL);
+ pool = kzalloc(sizeof(*pool), GFP_KERNEL);
if (!pool) {
*error = "Error allocating memory for pool";
err_p = ERR_PTR(-ENOMEM);