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authorNicholas Mc Guire <der.herr@hofr.at>2015-02-02 09:30:34 +0100
committerMark Brown <broonie@kernel.org>2015-02-04 21:52:53 +0100
commit19f0ad0942d560d33afedc66a27fe7d6e67373dc (patch)
tree1e9f74329b0c423e12ff6dadac25ce01c2390252
parentspi: sh-msiof: Update calculation of frequency dividing (diff)
downloadlinux-19f0ad0942d560d33afedc66a27fe7d6e67373dc.tar.xz
linux-19f0ad0942d560d33afedc66a27fe7d6e67373dc.zip
spi: sh-msiof: 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 assigning it to an incorrect type variable. Signed-off-by: Nicholas Mc Guire <der.herr@hofr.at> Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--drivers/spi/spi-sh-msiof.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index 9309a396c01e..e57eec0b2f46 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -636,8 +636,7 @@ static int sh_msiof_spi_txrx_once(struct sh_msiof_spi_priv *p,
}
/* wait for tx fifo to be emptied / rx fifo to be filled */
- ret = wait_for_completion_timeout(&p->done, HZ);
- if (!ret) {
+ if (!wait_for_completion_timeout(&p->done, HZ)) {
dev_err(&p->pdev->dev, "PIO timeout\n");
ret = -ETIMEDOUT;
goto stop_reset;
@@ -747,8 +746,7 @@ static int sh_msiof_dma_once(struct sh_msiof_spi_priv *p, const void *tx,
}
/* wait for tx fifo to be emptied / rx fifo to be filled */
- ret = wait_for_completion_timeout(&p->done, HZ);
- if (!ret) {
+ if (!wait_for_completion_timeout(&p->done, HZ)) {
dev_err(&p->pdev->dev, "DMA timeout\n");
ret = -ETIMEDOUT;
goto stop_reset;