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ASoC: nuc900: Fix a loop timeout test

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We should be finishing the loop with timeout set to zero but because
this is a post-op we finish with timeout == -1.

Fixes: 1082e2703a ("ASoC: NUC900/audio: add nuc900 audio driver support")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Dan Carpenter 2017-12-09 14:52:28 +03:00 • committed by Mark Brown
commit 65a12b3aaf
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1 changed files with 2 additions and 2 deletions
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4
sound/soc/nuc900/nuc900-ac97.c
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@ -67,7 +67,7 @@ static unsigned short nuc900_ac97_read(struct snd_ac97 *ac97,
/* polling the AC_R_FINISH */
while (!(AUDIO_READ(nuc900_audio->mmio + ACTL_ACCON) & AC_R_FINISH)
&& timeout--)
&& --timeout)
mdelay(1);
if (!timeout) {
@ -121,7 +121,7 @@ static void nuc900_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
/* polling the AC_W_FINISH */
while ((AUDIO_READ(nuc900_audio->mmio + ACTL_ACCON) & AC_W_FINISH)
&& timeout--)
&& --timeout)
mdelay(1);
if (!timeout)