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authorRoel Kluin <roel.kluin@gmail.com>2009-02-08 15:22:25 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-02-10 09:59:20 +0000
commitf6f35bbe7c6494e66590cf519e21da2dd8d59e01 (patch)
treeeb1a2c4063951edbafe3a977b77cf3a1e118640a /sound/arm
parente0fc4f97ab6b11594d0b0658ef6cf02bd68f3b4e (diff)
downloadlinux-2.6.38-lt-ux500-f6f35bbe7c6494e66590cf519e21da2dd8d59e01.tar.gz
[ARM] AACI: timeout will reach -1
With a postfix decrement the timeout will reach -1 rather than 0, so the warning will not be issued. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'sound/arm')
-rw-r--r--sound/arm/aaci.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index 89096e811a4..772901e41ec 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -90,7 +90,7 @@ static void aaci_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
*/
do {
v = readl(aaci->base + AACI_SLFR);
- } while ((v & (SLFR_1TXB|SLFR_2TXB)) && timeout--);
+ } while ((v & (SLFR_1TXB|SLFR_2TXB)) && --timeout);
if (!timeout)
dev_err(&aaci->dev->dev,
@@ -126,7 +126,7 @@ static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
*/
do {
v = readl(aaci->base + AACI_SLFR);
- } while ((v & SLFR_1TXB) && timeout--);
+ } while ((v & SLFR_1TXB) && --timeout);
if (!timeout) {
dev_err(&aaci->dev->dev, "timeout on slot 1 TX busy\n");
@@ -147,7 +147,7 @@ static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
do {
cond_resched();
v = readl(aaci->base + AACI_SLFR) & (SLFR_1RXV|SLFR_2RXV);
- } while ((v != (SLFR_1RXV|SLFR_2RXV)) && timeout--);
+ } while ((v != (SLFR_1RXV|SLFR_2RXV)) && --timeout);
if (!timeout) {
dev_err(&aaci->dev->dev, "timeout on RX valid\n");