From bc2bcc383c70b293bd816c29523a952ca8736fb5 Mon Sep 17 00:00:00 2001
From: Sam Liddicott <sam@liddicott.com>
Date: Tue, 7 Jan 2014 09:21:53 -0800
Subject: [PATCH] xt_quota2: remove trailing junk which might have a digit in
 it

Signed-off-by: Sam Liddicott <sam@liddicott.com>
---
 extensions/xt_quota2.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/extensions/xt_quota2.c b/extensions/xt_quota2.c
index aa00207..52c88a1 100644
--- a/extensions/xt_quota2.c
+++ b/extensions/xt_quota2.c
@@ -76,6 +76,8 @@ quota_proc_write(struct file *file, const char __user *input,
 	if (copy_from_user(buf, input, size) != 0)
 		return -EFAULT;
 	buf[sizeof(buf)-1] = '\0';
+	if (size < sizeof(buf))
+		buf[size] = '\0';
 
 	spin_lock_bh(&e->lock);
 	e->quota = simple_strtoull(buf, NULL, 0);