From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Wed, 27 Apr 2011 19:01:22 +0000 (+0200)
Subject: compat: handle fail of vmalloc()
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=b2299b6c5978a12ea06df1c6a66d64179ca68f5e;p=openwrt%2Fstaging%2Fblogic.git

compat: handle fail of vmalloc()

Only memset the memory if we get a valid pointer.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---

diff --git a/compat/compat-2.6.37.c b/compat/compat-2.6.37.c
index c49efeaf26e1..8698e1dcbf0f 100644
--- a/compat/compat-2.6.37.c
+++ b/compat/compat-2.6.37.c
@@ -348,7 +348,8 @@ void *vzalloc(unsigned long size)
 {
 	void *buf;
 	buf = vmalloc(size);
-	memset(buf, 0, size);
+	if (buf)
+		memset(buf, 0, size);
 	return buf;
 }
 EXPORT_SYMBOL(vzalloc);