3.18-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter dan.carpenter@oracle.com
[ Upstream commit 65a12b3aafed5fc59f4ce41b22b752b1729e6701 ]
We should be finishing the loop with timeout set to zero but because this is a post-op we finish with timeout == -1.
Fixes: 1082e2703a2d ("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 Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- sound/soc/nuc900/nuc900-ac97.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/sound/soc/nuc900/nuc900-ac97.c +++ b/sound/soc/nuc900/nuc900-ac97.c @@ -67,7 +67,7 @@ static unsigned short nuc900_ac97_read(s
/* 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
/* polling the AC_W_FINISH */ while ((AUDIO_READ(nuc900_audio->mmio + ACTL_ACCON) & AC_W_FINISH) - && timeout--) + && --timeout) mdelay(1);
if (!timeout)