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-rw-r--r--drivers/dma/imx-dma.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index 346be62..f629e49 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -335,8 +335,10 @@ static int __init imxdma_probe(struct platform_device *pdev)
imxdmac->imxdma_channel = imx_dma_request_by_prio("dmaengine",
DMA_PRIO_MEDIUM);
- if (imxdmac->channel < 0)
+ if ((int)imxdmac->channel < 0) {
+ ret = -ENODEV;
goto err_init;
+ }
imx_dma_setup_handlers(imxdmac->imxdma_channel,
imxdma_irq_handler, imxdma_err_handler, imxdmac);
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