audio: Remove pointless local variables

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>

audio/ossaudio.c

@@ -493,10 +493,8 @@ static int oss_init_out(HWVoiceOut *hw, struct audsettings *as,
 {
     OSSVoiceOut *oss = (OSSVoiceOut *) hw;
     struct oss_params req, obt;
-    int endianness;
     int err;
     int fd;
-    AudioFormat effective_fmt;
     struct audsettings obt_as;
     Audiodev *dev = drv_opaque;
     AudiodevOssOptions *oopts = &dev->u.oss;
@@ -511,7 +509,7 @@ static int oss_init_out(HWVoiceOut *hw, struct audsettings *as,
         return -1;
     }
 
-    err = oss_to_audfmt (obt.fmt, &effective_fmt, &endianness);
+    err = oss_to_audfmt(obt.fmt, &obt_as.fmt, &obt_as.endianness);
     if (err) {
         oss_anal_close (&fd);
         return -1;
@@ -519,8 +517,6 @@ static int oss_init_out(HWVoiceOut *hw, struct audsettings *as,
 
     obt_as.freq = obt.freq;
     obt_as.nchannels = obt.nchannels;
-    obt_as.fmt = effective_fmt;
-    obt_as.endianness = endianness;
 
     audio_pcm_init_info (&hw->info, &obt_as);
     oss->nfrags = obt.nfrags;
@@ -628,10 +624,8 @@ static int oss_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 {
     OSSVoiceIn *oss = (OSSVoiceIn *) hw;
     struct oss_params req, obt;
-    int endianness;
     int err;
     int fd;
-    AudioFormat effective_fmt;
     struct audsettings obt_as;
     Audiodev *dev = drv_opaque;
 
@@ -644,7 +638,7 @@ static int oss_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
         return -1;
     }
 
-    err = oss_to_audfmt (obt.fmt, &effective_fmt, &endianness);
+    err = oss_to_audfmt(obt.fmt, &obt_as.fmt, &obt_as.endianness);
     if (err) {
         oss_anal_close (&fd);
         return -1;
@@ -652,8 +646,6 @@ static int oss_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
 
     obt_as.freq = obt.freq;
     obt_as.nchannels = obt.nchannels;
-    obt_as.fmt = effective_fmt;
-    obt_as.endianness = endianness;
 
     audio_pcm_init_info (&hw->info, &obt_as);
     oss->nfrags = obt.nfrags;

audio/sdlaudio.c

@@ -338,9 +338,7 @@ static int sdl_init_out(HWVoiceOut *hw, struct audsettings *as,
 {
     SDLVoiceOut *sdl = (SDLVoiceOut *)hw;
     SDL_AudioSpec req, obt;
-    int endianness;
     int err;
-    AudioFormat effective_fmt;
     Audiodev *dev = drv_opaque;
     AudiodevSdlPerDirectionOptions *spdo = dev->u.sdl.out;
     struct audsettings obt_as;
@@ -360,7 +358,7 @@ static int sdl_init_out(HWVoiceOut *hw, struct audsettings *as,
         return -1;
     }
 
-    err = sdl_to_audfmt(obt.format, &effective_fmt, &endianness);
+    err = sdl_to_audfmt(obt.format, &obt_as.fmt, &obt_as.endianness);
     if (err) {
         sdl_close_out(sdl);
         return -1;
@@ -368,8 +366,6 @@ static int sdl_init_out(HWVoiceOut *hw, struct audsettings *as,
 
     obt_as.freq = obt.freq;
     obt_as.nchannels = obt.channels;
-    obt_as.fmt = effective_fmt;
-    obt_as.endianness = endianness;
 
     audio_pcm_init_info (&hw->info, &obt_as);
     hw->samples = (spdo->has_buffer_count ? spdo->buffer_count : 4) *
@@ -398,9 +394,7 @@ static int sdl_init_in(HWVoiceIn *hw, audsettings *as, void *drv_opaque)
 {
     SDLVoiceIn *sdl = (SDLVoiceIn *)hw;
     SDL_AudioSpec req, obt;
-    int endianness;
     int err;
-    AudioFormat effective_fmt;
     Audiodev *dev = drv_opaque;
     AudiodevSdlPerDirectionOptions *spdo = dev->u.sdl.in;
     struct audsettings obt_as;
@@ -420,7 +414,7 @@ static int sdl_init_in(HWVoiceIn *hw, audsettings *as, void *drv_opaque)
         return -1;
     }
 
-    err = sdl_to_audfmt(obt.format, &effective_fmt, &endianness);
+    err = sdl_to_audfmt(obt.format, &obt_as.fmt, &obt_as.endianness);
     if (err) {
         sdl_close_in(sdl);
         return -1;
@@ -428,8 +422,6 @@ static int sdl_init_in(HWVoiceIn *hw, audsettings *as, void *drv_opaque)
 
     obt_as.freq = obt.freq;
     obt_as.nchannels = obt.channels;
-    obt_as.fmt = effective_fmt;
-    obt_as.endianness = endianness;
 
     audio_pcm_init_info(&hw->info, &obt_as);
     hw->samples = (spdo->has_buffer_count ? spdo->buffer_count : 4) *