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| author | Takashi Iwai <tiwai@suse.de> | 2013-01-15 20:43:09 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-01-15 20:49:38 +0400 |
| commit | 8ae3124b8f0f3f97f928be22ccc816118d4b0ecb (patch) | |
| tree | 8ea0c9ba8dea48a5cda27ccecb58aff474633358 /sound | |
| parent | 549e8292a1e7712d401cc8b8df88286cdfff9f08 (diff) | |
| download | linux-8ae3124b8f0f3f97f928be22ccc816118d4b0ecb.tar.xz | |
ALSA: hda/ca0132 - Fix possible invalid DMA channel deallocation
... in the error path in dspxfr_image().
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/patch_ca0132.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index ee2b9c6600ff..cc6c8a590316 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -2167,7 +2167,7 @@ static const struct dsp_image_seg *get_next_seg_ptr( /* * CA0132 chip DSP transfer stuffs. For DSP download. */ -#define INVALID_DMA_CHANNEL (~0UL) +#define INVALID_DMA_CHANNEL (~0U) /* * Program a list of address/data pairs via the ChipIO widget. @@ -2431,7 +2431,7 @@ static int dspxfr_image(struct hda_codec *codec, dma_engine->buf_size = (ovly ? DSP_DMA_WRITE_BUFLEN_OVLY : DSP_DMA_WRITE_BUFLEN_INIT) * 2; - dma_chan = 0; + dma_chan = ovly ? INVALID_DMA_CHANNEL : 0; status = codec_set_converter_format(codec, WIDGET_CHIP_CTRL, hda_format, &response); @@ -2453,7 +2453,7 @@ static int dspxfr_image(struct hda_codec *codec, status = dspio_alloc_dma_chan(codec, &dma_chan); if (status < 0) { snd_printdd(KERN_ERR "alloc dmachan fail"); - dma_chan = (unsigned int)INVALID_DMA_CHANNEL; + dma_chan = INVALID_DMA_CHANNEL; goto exit; } } |