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authorMarkus Elfring <elfring@users.sourceforge.net>2015-06-26 19:18:54 +0300
committerTyler Hicks <tyhicks@canonical.com>2015-08-19 01:29:49 +0300
commit0dad87fcb732691bfd3183acccda6709e1e759ca (patch)
tree1fdf330c968fa00eb98301d8c7c390005866c7c9 /fs/ecryptfs/crypto.c
parent5556e7e6d30e8e9b5ee51b0e5edd526ee80e5e36 (diff)
downloadlinux-0dad87fcb732691bfd3183acccda6709e1e759ca.tar.xz
eCryptfs: Delete a check before the function call "key_put"
The key_put() function tests whether its argument is NULL and then returns immediately. Thus the test around this call might not be needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
Diffstat (limited to 'fs/ecryptfs/crypto.c')
-rw-r--r--fs/ecryptfs/crypto.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index 97315f2f6816..80d6901493cf 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -258,8 +258,7 @@ void ecryptfs_destroy_mount_crypt_stat(
&mount_crypt_stat->global_auth_tok_list,
mount_crypt_stat_list) {
list_del(&auth_tok->mount_crypt_stat_list);
- if (auth_tok->global_auth_tok_key
- && !(auth_tok->flags & ECRYPTFS_AUTH_TOK_INVALID))
+ if (!(auth_tok->flags & ECRYPTFS_AUTH_TOK_INVALID))
key_put(auth_tok->global_auth_tok_key);
kmem_cache_free(ecryptfs_global_auth_tok_cache, auth_tok);
}