wait_for_completion_timeout does not return negative values so
"result" handling here should be simplified to cover the actually
possible cases only.
patch was only compile tested for nhk8815_defconfig
patch is against linux-next 3.19.0-rc1 -next-20141226
Signed-off-by: Nicholas Mc Guire <der.herr@xxxxxxx>
---
drivers/mtd/nand/fsmc_nand.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index edfaa21..7c0508f 100644
--- a/drivers/mtd/nand/fsmc_nand.c
+++ b/drivers/mtd/nand/fsmc_nand.c
@@ -604,11 +604,10 @@ static int dma_xfer(struct fsmc_nand_data *host, void *buffer, int len,
ret =
wait_for_completion_timeout(&host->dma_access_complete,
msecs_to_jiffies(3000));
- if (ret <= 0) {
+ if (ret == 0) {
dmaengine_terminate_all(chan);
dev_err(host->dev, "wait_for_completion_timeout\n");
- if (!ret)
- ret = -ETIMEDOUT;
+ ret = -ETIMEDOUT;
goto unmap_dma;
}
--
1.7.10.4
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