linux-kernel - [PATCH] dmaengine: pch_dma: fix memory leak on failure path in pch_dma

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Message-Id: <1428704921-4487-1-git-send-email-khoroshilov@ispras.ru>
Date:	Sat, 11 Apr 2015 01:28:41 +0300
From:	Alexey Khoroshilov <khoroshilov@...ras.ru>
To:	Vinod Koul <vinod.koul@...el.com>,
	Dan Williams <dan.j.williams@...el.com>
Cc:	Alexey Khoroshilov <khoroshilov@...ras.ru>,
	dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
	ldv-project@...uxtesting.org
Subject: [PATCH] dmaengine: pch_dma: fix memory leak on failure path in pch_dma_probe()

Memory allocated for pch_dma is not deallocated in case of failure
in pch_dma_probe().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@...ras.ru>
---
 drivers/dma/pch_dma.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 35c143cb88da..b859792dde95 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -949,6 +949,7 @@ err_free_res:
 err_disable_pdev:
 	pci_disable_device(pdev);
 err_free_mem:
+	kfree(pd);
 	return err;
 }
 
-- 
1.9.1

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