diff options
| author | Jiapeng Chong <jiapeng.chong@linux.alibaba.com> | 2022-11-07 09:35:54 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2022-11-07 11:16:31 +0300 |
| commit | d59b6f215aa8bf52f36f72235752177fb79cf5b3 (patch) | |
| tree | 06d120638378b06521e7f90e679bf16de3366b3f /sound/pci/cs5535audio | |
| parent | 2b4e275b92b82850c65b6252bfe4740f1c7f4173 (diff) | |
| download | linux-d59b6f215aa8bf52f36f72235752177fb79cf5b3.tar.xz | |
ALSA: cs5535audio: Remove the redundant assignment
Variable 'desc_addr' set but not used.
sound/pci/cs5535audio/cs5535audio_pcm.c:113:12: warning: variable 'desc_addr' set but not used.
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2739
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/20221107063554.17933-1-jiapeng.chong@linux.alibaba.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/cs5535audio')
| -rw-r--r-- | sound/pci/cs5535audio/cs5535audio_pcm.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/sound/pci/cs5535audio/cs5535audio_pcm.c b/sound/pci/cs5535audio/cs5535audio_pcm.c index 0db24cc4d916..9c88e99e3750 100644 --- a/sound/pci/cs5535audio/cs5535audio_pcm.c +++ b/sound/pci/cs5535audio/cs5535audio_pcm.c @@ -110,7 +110,7 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au, unsigned int period_bytes) { unsigned int i; - u32 addr, desc_addr, jmpprd_addr; + u32 addr, jmpprd_addr; struct cs5535audio_dma_desc *lastdesc; if (periods > CS5535AUDIO_MAX_DESCRIPTORS) @@ -131,14 +131,12 @@ static int cs5535audio_build_dma_packets(struct cs5535audio *cs5535au, /* the u32 cast is okay because in snd*create we successfully told pci alloc that we're only 32 bit capable so the upper will be 0 */ addr = (u32) substream->runtime->dma_addr; - desc_addr = (u32) dma->desc_buf.addr; for (i = 0; i < periods; i++) { struct cs5535audio_dma_desc *desc = &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[i]; desc->addr = cpu_to_le32(addr); desc->size = cpu_to_le16(period_bytes); desc->ctlreserved = cpu_to_le16(PRD_EOP); - desc_addr += sizeof(struct cs5535audio_dma_desc); addr += period_bytes; } /* we reserved one dummy descriptor at the end to do the PRD jump */ |