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authorJassi Brar <jassi.brar@samsung.com>2010-09-03 10:36:46 +0900
committerGrant Likely <grant.likely@secretlab.ca>2010-09-08 12:05:02 -0600
commitc3f139b65585a5f29df47b2302ff8dbd9bdad0b0 (patch)
tree8cda25941c59391020440309c1a642eee7943de4
parent251ee478f2c877a9a80362e094c542fbac7f5651 (diff)
downloadop-kernel-dev-c3f139b65585a5f29df47b2302ff8dbd9bdad0b0.zip
op-kernel-dev-c3f139b65585a5f29df47b2302ff8dbd9bdad0b0.tar.gz
spi/s3c64xx: Fix incorrect reuse of 'val' local variable.
Instead of, wrongly, reusing the 'val' variable, use a dedicated one for reading the status register. Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
-rw-r--r--drivers/spi/spi_s3c64xx.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/spi/spi_s3c64xx.c b/drivers/spi/spi_s3c64xx.c
index 240b690..ef9daca 100644
--- a/drivers/spi/spi_s3c64xx.c
+++ b/drivers/spi/spi_s3c64xx.c
@@ -326,10 +326,11 @@ static int wait_for_xfer(struct s3c64xx_spi_driver_data *sdd,
val = msecs_to_jiffies(ms) + 10;
val = wait_for_completion_timeout(&sdd->xfer_completion, val);
} else {
+ u32 status;
val = msecs_to_loops(ms);
do {
- val = readl(regs + S3C64XX_SPI_STATUS);
- } while (RX_FIFO_LVL(val, sci) < xfer->len && --val);
+ status = readl(regs + S3C64XX_SPI_STATUS);
+ } while (RX_FIFO_LVL(status, sci) < xfer->len && --val);
}
if (!val)
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