diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-10-12 15:05:39 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-12 15:05:39 +0200 |
| commit | a9b9e81c915e4a57ac3b21d1a7fa7ff184639780 (patch) | |
| tree | 98304395fbb5b9c74fca35b196cd414c1949f280 /sound/pci/nm256/nm256.c | |
| parent | a8b71a2810386a5ac8f43d2095fe3355f0d8db37 (diff) | |
| parent | fd048088306656824958e7783ffcee27e241b361 (diff) | |
Merge branch 'linus' into x86/memory-corruption-check
Diffstat (limited to 'sound/pci/nm256/nm256.c')
| -rw-r--r-- | sound/pci/nm256/nm256.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c index 06d13e71711..50c9f8a0508 100644 --- a/sound/pci/nm256/nm256.c +++ b/sound/pci/nm256/nm256.c @@ -562,7 +562,8 @@ snd_nm256_playback_trigger(struct snd_pcm_substream *substream, int cmd) struct nm256_stream *s = substream->runtime->private_data; int err = 0; - snd_assert(s != NULL, return -ENXIO); + if (snd_BUG_ON(!s)) + return -ENXIO; spin_lock(&chip->reg_lock); switch (cmd) { @@ -599,7 +600,8 @@ snd_nm256_capture_trigger(struct snd_pcm_substream *substream, int cmd) struct nm256_stream *s = substream->runtime->private_data; int err = 0; - snd_assert(s != NULL, return -ENXIO); + if (snd_BUG_ON(!s)) + return -ENXIO; spin_lock(&chip->reg_lock); switch (cmd) { @@ -635,7 +637,8 @@ static int snd_nm256_pcm_prepare(struct snd_pcm_substream *substream) struct snd_pcm_runtime *runtime = substream->runtime; struct nm256_stream *s = runtime->private_data; - snd_assert(s, return -ENXIO); + if (snd_BUG_ON(!s)) + return -ENXIO; s->dma_size = frames_to_bytes(runtime, substream->runtime->buffer_size); s->period_size = frames_to_bytes(runtime, substream->runtime->period_size); s->periods = substream->runtime->periods; @@ -660,7 +663,8 @@ snd_nm256_playback_pointer(struct snd_pcm_substream *substream) struct nm256_stream *s = substream->runtime->private_data; unsigned long curp; - snd_assert(s, return 0); + if (snd_BUG_ON(!s)) + return 0; curp = snd_nm256_readl(chip, NM_PBUFFER_CURRP) - (unsigned long)s->buf; curp %= s->dma_size; return bytes_to_frames(substream->runtime, curp); @@ -673,7 +677,8 @@ snd_nm256_capture_pointer(struct snd_pcm_substream *substream) struct nm256_stream *s = substream->runtime->private_data; unsigned long curp; - snd_assert(s != NULL, return 0); + if (snd_BUG_ON(!s)) + return 0; curp = snd_nm256_readl(chip, NM_RBUFFER_CURRP) - (unsigned long)s->buf; curp %= s->dma_size; return bytes_to_frames(substream->runtime, curp); |