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ALSA: pcsp: Fix initialization with nopcm=1 

When nopcm=1 is set, some initializations based on hrtimer resolution
might be bogus because the driver checks the resolution only when
nopcm=0.  Simply get the resolution always at first for fixing the
bug.

Spotted by coverity CID 139740.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
wifi-calibration
Takashi Iwai 2013-10-29 15:15:20 +01:00
parent a8d09e3a6d
commit 75415df8ff
1 changed files with 2 additions and 1 deletions
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3
sound/drivers/pcsp/pcsp.c
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@ -46,8 +46,9 @@ static int snd_pcsp_create(struct snd_card *card)
int err;
int div, min_div, order;
hrtimer_get_res(CLOCK_MONOTONIC, &tp);
if (!nopcm) {
hrtimer_get_res(CLOCK_MONOTONIC, &tp);
if (tp.tv_sec || tp.tv_nsec > PCSP_MAX_PERIOD_NS) {
printk(KERN_ERR "PCSP: Timer resolution is not sufficient "
"(%linS)\n", tp.tv_nsec);