diff options
| author | Roberto Sassu <roberto.sassu@polito.it> | 2011-03-17 12:48:50 +0100 |
|---|---|---|
| committer | AK <andi@firstfloor.org> | 2011-03-31 11:58:51 -0700 |
| commit | 82c2780e98b244e76ee4ec346f08499409c370df (patch) | |
| tree | 69c9989d5724a77abb0420627185448aa0831d08 /fs | |
| parent | d28a97ca224292508122da0cb92a321cc8b5bb4f (diff) | |
eCryptfs: ecryptfs_keyring_auth_tok_for_sig() bug fix
commit 1821df040ac3cd6a57518739f345da6d50ea9d3f upstream.
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>
Signed-off-by: Tyler Hicks <tyhicks@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ecryptfs/keystore.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c index 89c5476506ef..d6e935541a0b 100644 --- a/fs/ecryptfs/keystore.c +++ b/fs/ecryptfs/keystore.c @@ -1543,6 +1543,7 @@ 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); |