We should return error pointers in this function. Returning NULL
results in a NULL dereference in the caller.
Fixes: 73688d1ed0b8 ("apparmor: refactor prepare_ns() and make usable from different views")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/security/apparmor/policy_ns.c b/security/apparmor/policy_ns.c
index b0f9dc3f765a..1a7cec5d9cac 100644
--- a/security/apparmor/policy_ns.c
+++ b/security/apparmor/policy_ns.c
@@ -255,7 +255,7 @@ static struct aa_ns *__aa_create_ns(struct aa_ns *parent, const char *name,
ns = alloc_ns(parent->base.hname, name);
if (!ns)
- return NULL;
+ return ERR_PTR(-ENOMEM);
ns->level = parent->level + 1;
mutex_lock_nested(&ns->lock, ns->level);
error = __aafs_ns_mkdir(ns, ns_subns_dir(parent), name, dir);
--
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