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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>
This commit is contained in:
Nicholas Mc Guire 2015-03-13 07:54:45 -04:00 committed by Brian Norris
parent 0aec7ac997
commit 0bda3e1944
1 changed files with 2 additions and 3 deletions
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5
drivers/mtd/nand/fsmc_nand.c
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@ -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;
}