From c0044eb48f0b2b8e31de4aac28e014cf84227e74 Mon Sep 17 00:00:00 2001
From: "J. R. Okajima" <hooanon05@yahoo.co.jp>
Date: Tue, 25 May 2010 16:10:14 -0700
Subject: [PATCH] --- yaml --- r: 198625 b: refs/heads/master c:
 563b04671017ea00ba563ebeebdc36bce79b1b60 h: refs/heads/master i:   198623:
 583e24bcc4277e5d280d3d7ecfb77afa81cb9968 v: v3

---
 [refs]                | 2 +-
 trunk/kernel/sysctl.c | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 396571ceffa4..824d683144a9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: dd7496f217462a23a9a8a15b9925866eaad76e22
+refs/heads/master: 563b04671017ea00ba563ebeebdc36bce79b1b60
diff --git a/trunk/kernel/sysctl.c b/trunk/kernel/sysctl.c
index b12583047757..f948f20f09cb 100644
--- a/trunk/kernel/sysctl.c
+++ b/trunk/kernel/sysctl.c
@@ -2253,6 +2253,8 @@ static int __do_proc_dointvec(void *tbl_data, struct ctl_table *table,
 		if (write) {
 			left -= proc_skip_spaces(&kbuf);
 
+			if (!left)
+				break;
 			err = proc_get_long(&kbuf, &left, &lval, &neg,
 					     proc_wspace_sep,
 					     sizeof(proc_wspace_sep), NULL);
@@ -2279,7 +2281,7 @@ static int __do_proc_dointvec(void *tbl_data, struct ctl_table *table,
 
 	if (!write && !first && left && !err)
 		err = proc_put_char(&buffer, &left, '\n');
-	if (write && !err)
+	if (write && !err && left)
 		left -= proc_skip_spaces(&kbuf);
 free:
 	if (write) {