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| author | Torsten Schenk <torsten.schenk@zoho.com> | 2011-04-04 11:47:50 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-04-04 12:24:53 +0200 |
| commit | e220fa3bf503d63039fa8e0398a1c252d24663f9 (patch) | |
| tree | 53b51f12e43aed6eb0b603edb43cc2a90038e789 /sound/usb/6fire/pcm.c | |
| parent | 78caf66cb568f2b0c63bf8f87cff2fe1583dd9d0 (diff) | |
| download | talos-obmc-linux-e220fa3bf503d63039fa8e0398a1c252d24663f9.tar.gz talos-obmc-linux-e220fa3bf503d63039fa8e0398a1c252d24663f9.zip | |
ALSA: 6fire - Fix pcm rate assignment
Completion of signedness bug for pcm_runtime.rate: variable will never
get assigned a negative value now.
Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/6fire/pcm.c')
| -rw-r--r-- | sound/usb/6fire/pcm.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/sound/usb/6fire/pcm.c b/sound/usb/6fire/pcm.c index ba62c7468ba8..2110cbf35474 100644 --- a/sound/usb/6fire/pcm.c +++ b/sound/usb/6fire/pcm.c @@ -456,7 +456,7 @@ static int usb6fire_pcm_close(struct snd_pcm_substream *alsa_sub) /* all substreams closed? if so, stop streaming */ if (!rt->playback.instance && !rt->capture.instance) { usb6fire_pcm_stream_stop(rt); - rt->rate = -1; + rt->rate = ARRAY_SIZE(rates); } } mutex_unlock(&rt->stream_mutex); @@ -480,7 +480,6 @@ static int usb6fire_pcm_prepare(struct snd_pcm_substream *alsa_sub) struct pcm_runtime *rt = snd_pcm_substream_chip(alsa_sub); struct pcm_substream *sub = usb6fire_pcm_get_substream(alsa_sub); struct snd_pcm_runtime *alsa_rt = alsa_sub->runtime; - int i; int ret; if (rt->panic) @@ -493,12 +492,10 @@ static int usb6fire_pcm_prepare(struct snd_pcm_substream *alsa_sub) sub->period_off = 0; if (rt->stream_state == STREAM_DISABLED) { - for (i = 0; i < ARRAY_SIZE(rates); i++) - if (alsa_rt->rate == rates[i]) { - rt->rate = i; + for (rt->rate = 0; rt->rate < ARRAY_SIZE(rates); rt->rate++) + if (alsa_rt->rate == rates[rt->rate]) break; - } - if (i == ARRAY_SIZE(rates)) { + if (rt->rate == ARRAY_SIZE(rates)) { mutex_unlock(&rt->stream_mutex); snd_printk("invalid rate %d in prepare.\n", alsa_rt->rate); @@ -613,7 +610,7 @@ int __devinit usb6fire_pcm_init(struct sfire_chip *chip) rt->chip = chip; rt->stream_state = STREAM_DISABLED; - rt->rate = -1; + rt->rate = ARRAY_SIZE(rates); init_waitqueue_head(&rt->stream_wait_queue); mutex_init(&rt->stream_mutex); |
