linux-kernel - [PATCH] gru: allocation may fail in quicktest1()

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Message-ID: <4A9B8A8F.5020600@gmail.com>
Date:	Mon, 31 Aug 2009 10:32:15 +0200
From:	Roel Kluin <roel.kluin@...il.com>
To:	Jack Steiner <steiner@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] gru: allocation may fail in quicktest1()

The allocation may fail.

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
---
diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c
index 79689b1..766e21e 100644
--- a/drivers/misc/sgi-gru/grukservices.c
+++ b/drivers/misc/sgi-gru/grukservices.c
@@ -937,6 +937,8 @@ static int quicktest1(unsigned long arg)
 
 	/* Need  1K cacheline aligned that does not cross page boundary */
 	p = kmalloc(4096, 0);
+	if (p == NULL)
+		return -ENOMEM;
 	mq = ALIGNUP(p, 1024);
 	memset(mes, 0xee, sizeof(mes));
 	dw = mq;
--
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