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spi: mxs: cleanup wait_for_completion return handling 

return type of wait_for_completion_timeout is unsigned long not int, this
patch uses the return value of wait_for_completion_timeout in the condition
directly rather than adding a additional appropriately typed variable.

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Nicholas Mc Guire 2015-02-05 09:47:06 -05:00 committed by Mark Brown
parent 97bf6af1f9
commit f2234691d7
1 changed files with 2 additions and 3 deletions
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5
drivers/spi/spi-mxs.c
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@ -282,9 +282,8 @@ static int mxs_spi_txrx_dma(struct mxs_spi *spi,
dmaengine_submit(desc);
dma_async_issue_pending(ssp->dmach);
ret = wait_for_completion_timeout(&spi->c,
msecs_to_jiffies(SSP_TIMEOUT));
if (!ret) {
if (!wait_for_completion_timeout(&spi->c,
msecs_to_jiffies(SSP_TIMEOUT))) {
dev_err(ssp->dev, "DMA transfer timeout\n");
ret = -ETIMEDOUT;
dmaengine_terminate_all(ssp->dmach);