summaryrefslogtreecommitdiff
path: root/security/security.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2019-01-21 14:41:32 -0800
committerDavid S. Miller <davem@davemloft.net>2019-01-21 14:41:32 -0800
commitfa7f3a8d56b38a3ed1880a3780afba82387da277 (patch)
treea4628ee966f21963e5e97a6d1a227a3e8138183e /security/security.c
parent28f9d1a3d4fecdb2352d3984ddeec88146385885 (diff)
parent49a57857aeea06ca831043acbb0fa5e0f50602fd (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Completely minor snmp doc conflict. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security/security.c')
-rw-r--r--security/security.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/security/security.c b/security/security.c
index f1b8d2587639..55bc49027ba9 100644
--- a/security/security.c
+++ b/security/security.c
@@ -1027,6 +1027,13 @@ int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
void security_cred_free(struct cred *cred)
{
+ /*
+ * There is a failure case in prepare_creds() that
+ * may result in a call here with ->security being NULL.
+ */
+ if (unlikely(cred->security == NULL))
+ return;
+
call_void_hook(cred_free, cred);
}