linux-kernel - [PATCH] dma: edma.c: remove edma

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Date:	Mon,  7 Oct 2013 19:19:58 -0300
From:	"Geyslan G. Bem" <geyslan@...il.com>
To:	dan.j.williams@...el.com, vinod.koul@...el.com
Cc:	linux-kernel@...r.kernel.org, kernel-br@...glegroups.com,
	"Geyslan G. Bem" <geyslan@...il.com>
Subject: [PATCH] dma: edma.c: remove edma_desc leakage

Free memory allocated to edma_desc when failing to allocate slot.

Signed-off-by: Geyslan G. Bem <geyslan@...il.com>
---
 drivers/dma/edma.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index ff50ff4..3aab605 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -306,6 +306,7 @@ static struct dma_async_tx_descriptor *edma_prep_slave_sg(
 						EDMA_SLOT_ANY);
 			if (echan->slot[i] < 0) {
 				dev_err(dev, "Failed to allocate slot\n");
+				kfree(edesc);
 				return NULL;
 			}
 		}
-- 
1.8.4

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