security: introduce missing kfree

Plug this leak.

Acked-by: David Howells <dhowells@redhat.com>
Cc: James Morris <jmorris@namei.org>
Cc: <stable@kernel.org>
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index e9335e1..b1ec3b4 100644 (file)
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -270,6 +270,7 @@ long keyctl_join_session_keyring(const char __user *_name)
 
        /* join the session */
        ret = join_session_keyring(name);
+       kfree(name);
 
  error:
        return ret;