Messages in this thread Patch in this message | | | Date | Fri, 26 Jun 2015 16:16:20 +0200 | From | SF Markus Elfring <> | Subject | [PATCH] keys: Delete an unnecessary check before the function call "key_put" |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Fri, 26 Jun 2015 16:10:54 +0200
The key_put() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> --- fs/ext4/crypto_key.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/fs/ext4/crypto_key.c b/fs/ext4/crypto_key.c index 442d24e..f8d15ae 100644 --- a/fs/ext4/crypto_key.c +++ b/fs/ext4/crypto_key.c @@ -89,8 +89,7 @@ void ext4_free_crypt_info(struct ext4_crypt_info *ci) if (!ci) return; - if (ci->ci_keyring_key) - key_put(ci->ci_keyring_key); + key_put(ci->ci_keyring_key); crypto_free_ablkcipher(ci->ci_ctfm); kmem_cache_free(ext4_crypt_info_cachep, ci); } -- 2.4.4
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