diff options
Diffstat (limited to 'security/keys/proc.c')
-rw-r--r-- | security/keys/proc.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/security/keys/proc.c b/security/keys/proc.c index f619170da760..7f508def50e3 100644 --- a/security/keys/proc.c +++ b/security/keys/proc.c | |||
@@ -136,8 +136,12 @@ static int proc_keys_show(struct seq_file *m, void *v) | |||
136 | int rc; | 136 | int rc; |
137 | 137 | ||
138 | /* check whether the current task is allowed to view the key (assuming | 138 | /* check whether the current task is allowed to view the key (assuming |
139 | * non-possession) */ | 139 | * non-possession) |
140 | rc = key_task_permission(make_key_ref(key, 0), current, KEY_VIEW); | 140 | * - the caller holds a spinlock, and thus the RCU read lock, making our |
141 | * access to __current_cred() safe | ||
142 | */ | ||
143 | rc = key_task_permission(make_key_ref(key, 0), current_cred(), | ||
144 | KEY_VIEW); | ||
141 | if (rc < 0) | 145 | if (rc < 0) |
142 | return 0; | 146 | return 0; |
143 | 147 | ||