[PATCH] dmaengine: imx-sdma: return proper error if kzalloc fails

From: Axel Lin
Date: Tue Jul 12 2011 - 09:00:25 EST


Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
drivers/dma/imx-sdma.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 1ea47db..f96d038 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1281,8 +1281,10 @@ static int __init sdma_probe(struct platform_device *pdev)
goto err_request_irq;

sdma->script_addrs = kzalloc(sizeof(*sdma->script_addrs), GFP_KERNEL);
- if (!sdma->script_addrs)
+ if (!sdma->script_addrs) {
+ ret = -ENOMEM;
goto err_alloc;
+ }

sdma->version = pdata->sdma_version;

--
1.7.4.1



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