linux-kernel - [PATCH v2] dma: of-dma.c: fix memory leakage

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Message-ID: <20130214101610.GA29017@gmail.com>
Date:	Thu, 14 Feb 2013 11:16:10 +0100
From:	Cong Ding <dinggnu@...il.com>
To:	Vinod Koul <vinod.koul@...el.com>
Cc:	Rob Herring <robherring2@...il.com>,
	Grant Likely <grant.likely@...retlab.ca>,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2] dma: of-dma.c: fix memory leakage

The memory allocated to ofdma might be a leakage when error occurs.

Signed-off-by: Cong Ding <dinggnu@...il.com>
---
 drivers/dma/of-dma.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/of-dma.c b/drivers/dma/of-dma.c
index 59631b2..583e50e3 100644
--- a/drivers/dma/of-dma.c
+++ b/drivers/dma/of-dma.c
@@ -107,6 +107,7 @@ int of_dma_controller_register(struct device_node *np,
 	if (!nbcells) {
 		pr_err("%s: #dma-cells property is missing or invalid\n",
 		       __func__);
+		kfree(ofdma);
 		return -EINVAL;
 	}
 
-- 
1.7.9.5

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