apparmor/kernel-patches/4.7/0018-apparmor-don-t-check-for-vmalloc_addr-if-kvzalloc-fa.patch

From c7f87d3c3363b1a0c4724e627e5c8e640a883c89 Mon Sep 17 00:00:00 2001
From: John Johansen <john.johansen@canonical.com>
Date: Wed, 15 Jun 2016 09:57:55 +0300
Subject: [PATCH 18/25] apparmor: don't check for vmalloc_addr if kvzalloc()
 failed

Signed-off-by: John Johansen <john.johansen@canonical.com>
---
 security/apparmor/match.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/security/apparmor/match.c b/security/apparmor/match.c
index f9f57c6..32b72eb 100644
--- a/security/apparmor/match.c
+++ b/security/apparmor/match.c
@@ -75,14 +75,14 @@ static struct table_header *unpack_table(char *blob, size_t bsize)
 				     u32, be32_to_cpu);
 		else
 			goto fail;
+		/* if table was vmalloced make sure the page tables are synced
+		 * before it is used, as it goes live to all cpus.
+		 */
+		if (is_vmalloc_addr(table))
+			vm_unmap_aliases();
 	}
 
 out:
-	/* if table was vmalloced make sure the page tables are synced
-	 * before it is used, as it goes live to all cpus.
-	 */
-	if (is_vmalloc_addr(table))
-		vm_unmap_aliases();
 	return table;
 fail:
 	kvfree(table);
-- 
2.7.4