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Subject[PATCH] mtd: fsmc_nand: fix error return code in fsmc_nand_probe()
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From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Fix to return -ENODEV in the dma channel request error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/mtd/nand/fsmc_nand.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index 911e243..6988fc8 100644
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -1032,6 +1032,7 @@ static int __init fsmc_nand_probe(struct platform_device *pdev)
case USE_DMA_ACCESS:
dma_cap_zero(mask);
dma_cap_set(DMA_MEMCPY, mask);
+ ret = -ENODEV;
host->read_dma_chan = dma_request_channel(mask, filter,
pdata->read_dma_priv);
if (!host->read_dma_chan) {


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