From: WANG Cong <amwang@redhat.com>
Date: Tue, 18 Aug 2009 16:11:40 +0000 (+0300)
Subject: SLUB: Drop write permission to /proc/slabinfo
X-Git-Tag: v2.6.32-rc1~695^2^3~3
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=cf5d11317e8f2671d3115622aec76274a40f4fc2;p=linux.git

SLUB: Drop write permission to /proc/slabinfo

SLUB does not support writes to /proc/slabinfo so there should not be write
permission to do that either.

Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
---

diff --git a/mm/slub.c b/mm/slub.c
index 801fe4b9b68d..e16c9fb1f48b 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -4758,7 +4758,7 @@ static const struct file_operations proc_slabinfo_operations = {
 
 static int __init slab_proc_init(void)
 {
-	proc_create("slabinfo",S_IWUSR|S_IRUGO,NULL,&proc_slabinfo_operations);
+	proc_create("slabinfo", S_IRUGO, NULL, &proc_slabinfo_operations);
 	return 0;
 }
 module_init(slab_proc_init);