mtd: fsmc_nand: fix handling of wait_for_completion_timeout return value

wait_for_completion_timeout does not return negative values so
result handling here does not need to check for negative return.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

diff --git a/drivers/mtd/nand/fsmc_nand.c b/drivers/mtd/nand/fsmc_nand.c
index e58af4bfa8c81d1752151adc8a8b86175351057e..b6306b19a31ab8da53062d820f0b245e98ecd155 100644 (file)
--- 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;
        }