[PATCH 08/10] md/dm-crypt: Return directly after a failed crypto_alloc_ahash() in crypt_iv_essiv_ctr
From: SF Markus Elfring <hidden>
Date: 2016-09-28 15:45:29
Also in:
dm-devel, linux-raid, lkml
Subsystem:
device-mapper (lvm), the rest · Maintainers:
Alasdair Kergon, Mike Snitzer, Mikulas Patocka, Benjamin Marzinski, Linus Torvalds
From: Markus Elfring <redacted> Date: Wed, 28 Sep 2016 15:55:47 +0200 Return directly after a call of the function "crypto_alloc_ahash" failed here. Signed-off-by: Markus Elfring <redacted> --- drivers/md/dm-crypt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c
index c457b5e..47f6265 100644
--- a/drivers/md/dm-crypt.c
+++ b/drivers/md/dm-crypt.c@@ -375,8 +375,7 @@ static int crypt_iv_essiv_ctr(struct crypt_config *cc, struct dm_target *ti, hash_tfm = crypto_alloc_ahash(opts, 0, CRYPTO_ALG_ASYNC); if (IS_ERR(hash_tfm)) { ti->error = "Error initializing ESSIV hash"; - err = PTR_ERR(hash_tfm); - goto bad; + return PTR_ERR(hash_tfm); } salt = kzalloc(crypto_ahash_digestsize(hash_tfm), GFP_KERNEL);
--
2.10.0