aboutsummaryrefslogtreecommitdiff
path: root/security/keys/proc.c
diff options
context:
space:
mode:
authorJames Morris <jmorris@namei.org>2008-12-25 11:40:09 +1100
committerJames Morris <jmorris@namei.org>2008-12-25 11:40:09 +1100
commitcbacc2c7f066a1e01b33b0e27ae5efbf534bc2db (patch)
tree90d1093131d2a3543a8b3b1f3364e7c6f4081a93 /security/keys/proc.c
parent4a6908a3a050aacc9c3a2f36b276b46c0629ad91 (diff)
parent74192246910ff4fb95309ba1a683215644beeb62 (diff)
Merge branch 'next' into for-linus
Diffstat (limited to 'security/keys/proc.c')
-rw-r--r--security/keys/proc.c8
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)
int rc;
/* check whether the current task is allowed to view the key (assuming
- * non-possession) */
- rc = key_task_permission(make_key_ref(key, 0), current, KEY_VIEW);
+ * non-possession)
+ * - the caller holds a spinlock, and thus the RCU read lock, making our
+ * access to __current_cred() safe
+ */
+ rc = key_task_permission(make_key_ref(key, 0), current_cred(),
+ KEY_VIEW);
if (rc < 0)
return 0;