linux-kernel - [PATCH] scsi: dpt

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Date:	Wed, 14 Jul 2010 21:53:27 +0400
From:	Kulikov Vasiliy <segooon@...il.com>
To:	kernel-janitors@...r.kernel.org
Cc:	Adaptec OEM Raid Solutions <aacraid@...ptec.com>,
	"James E.J. Bottomley" <James.Bottomley@...e.de>,
	Julia Lawall <julia@...u.dk>,
	Frederic Weisbecker <fweisbec@...il.com>,
	John Kacur <jkacur@...hat.com>,
	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] scsi: dpt_i2o: fix memory leak

Free allocated memory if adpt_ioctl_to_context() failed.

Signed-off-by: Kulikov Vasiliy <segooon@...il.com>
---
 drivers/scsi/dpt_i2o.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index f2d4df1..dd9a43b 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -1839,8 +1839,10 @@ static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg)
 	sg_offset = (msg[0]>>4)&0xf;
 	msg[2] = 0x40000000; // IOCTL context
 	msg[3] = adpt_ioctl_to_context(pHba, reply);
-	if (msg[3] == (u32)-1)
+	if (msg[3] == (u32)-1) {
+		kfree(reply);
 		return -EBUSY;
+	}
 
 	memset(sg_list,0, sizeof(sg_list[0])*pHba->sg_tablesize);
 	if(sg_offset) {
-- 
1.7.0.4

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