Commit 1821df04 authored Mar 17, 2011 by Roberto Sassu Committed by Tyler Hicks Mar 28, 2011

eCryptfs: ecryptfs_keyring_auth_tok_for_sig() bug fix



The pointer '(*auth_tok_key)' is set to NULL in case request_key()
fails, in order to prevent its use by functions calling
ecryptfs_keyring_auth_tok_for_sig().

Signed-off-by: Roberto Sassu <roberto.sassu@polito.it>
Cc: <stable@kernel.org>
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>

parent 50f198ae

fs/ecryptfs/keystore.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -1563,6 +1563,7 @@ int ecryptfs_keyring_auth_tok_for_sig(struct key **auth_tok_key,
		printk(KERN_ERR "Could not find key with description: [%s]\n",
		sig);
		rc = process_request_key_err(PTR_ERR(*auth_tok_key));
		(*auth_tok_key) = NULL;
		goto out;
		}
		(auth_tok) = ecryptfs_get_key_payload_data(auth_tok_key);