[ALSA] kill dead code

ALSA<-OSS emulation
The Coverity checker found this obviously dead code.

I'm not sure which of the if (plugin == NULL) is correct - this patch
removes the one that couldn't be true.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 4 deletions

diff --git a/sound/core/oss/pcm_plugin.c b/sound/core/oss/pcm_plugin.c
index 6bb31009f0b4..6430410c6c04 100644
--- a/sound/core/oss/pcm_plugin.c
+++ b/sound/core/oss/pcm_plugin.c
@@ -663,10 +663,7 @@ static int snd_pcm_plug_playback_channels_mask(snd_pcm_plug_t *plug,
                 bitset_t *dstmask = bs;
                 int err;
                 bitset_one(dstmask, schannels);
-                if (plugin == NULL) {
-                        bitset_and(client_vmask, dstmask, schannels);
-                        return 0;
-                }
+
                 while (1) {
                         err = plugin->src_channels_mask(plugin, dstmask, &srcmask);
                         if (err < 0)