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| author | Ingo Molnar <mingo@elte.hu> | 2009-05-11 12:59:32 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-05-11 12:59:37 +0200 |
| commit | 7961386fe9596e6bf03d09948a73c5df9653325b (patch) | |
| tree | 60fa2586a0d340ef8f7473956eef17430d8250c7 /security/keys/request_key.c | |
| parent | aa47b7e0f89b9998dad4d1667447e8cb7703ff4e (diff) | |
| parent | 091bf7624d1c90cec9e578a18529f615213ff847 (diff) | |
| download | olio-linux-3.10-7961386fe9596e6bf03d09948a73c5df9653325b.tar.xz olio-linux-3.10-7961386fe9596e6bf03d09948a73c5df9653325b.zip | |
Merge commit 'v2.6.30-rc5' into sched/core
Merge reason: sched/core was on .30-rc1 before, update to latest fixes
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'security/keys/request_key.c')
| -rw-r--r-- | security/keys/request_key.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/security/keys/request_key.c b/security/keys/request_key.c index 22a31582bfa..03fe63ed55b 100644 --- a/security/keys/request_key.c +++ b/security/keys/request_key.c @@ -311,7 +311,8 @@ static int construct_alloc_key(struct key_type *type, set_bit(KEY_FLAG_USER_CONSTRUCT, &key->flags); - down_write(&dest_keyring->sem); + if (dest_keyring) + down_write(&dest_keyring->sem); /* attach the key to the destination keyring under lock, but we do need * to do another check just in case someone beat us to it whilst we @@ -322,10 +323,12 @@ static int construct_alloc_key(struct key_type *type, if (!IS_ERR(key_ref)) goto key_already_present; - __key_link(dest_keyring, key); + if (dest_keyring) + __key_link(dest_keyring, key); mutex_unlock(&key_construction_mutex); - up_write(&dest_keyring->sem); + if (dest_keyring) + up_write(&dest_keyring->sem); mutex_unlock(&user->cons_lock); *_key = key; kleave(" = 0 [%d]", key_serial(key)); |