apparmor: fix leak of null profile name if profile allocation fails

Fixes: d07881d2edb0 ("apparmor: move new_null_profile to after profile lookup fns()")
Reported-by: Seth Arnold <seth.arnold@canonical.com>
Signed-off-by: John Johansen <john.johansen@canonical.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/security/apparmor/policy.c b/security/apparmor/policy.c
index 4243b0c3f0e4..586b249d3b46 100644
--- a/security/apparmor/policy.c
+++ b/security/apparmor/policy.c
@@ -502,7 +502,7 @@ struct aa_profile *aa_new_null_profile(struct aa_profile *parent, bool hat,
 {
         struct aa_profile *p, *profile;
         const char *bname;
-        char *name;
+        char *name = NULL;
 
         AA_BUG(!parent);
 
@@ -562,6 +562,7 @@ out:
         return profile;
 
 fail:
+        kfree(name);
         aa_free_profile(profile);
         return NULL;
 }