From: Cong Ding <dinggnu@gmail.com>
Date: Thu, 14 Feb 2013 10:16:10 +0000 (+0100)
Subject: dma: of-dma.c: fix memory leakage
X-Git-Tag: firefly_0821_release~3680^2~965^2~14
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=e68b1130dfbb834a4a028df01133591aeb59d241;p=firefly-linux-kernel-4.4.55.git

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@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

diff --git a/drivers/dma/of-dma.c b/drivers/dma/of-dma.c
index 59631b2c4666..583e50e3d47c 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;
 	}