pcm: rate - fix some gcc warnings

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/src/pcm/pcm_rate.c b/src/pcm/pcm_rate.c
index 13111d290c90f3643eea8eb55b7b6bdee613d797..c45895a9df2759c00c659dd70b5ed224f33486be 100644 (file)
--- a/src/pcm/pcm_rate.c
+++ b/src/pcm/pcm_rate.c
@@ -82,12 +82,12 @@ struct _snd_pcm_rate {
 
 /* allocate a channel area and a temporary buffer for the given size */
 static snd_pcm_channel_area_t *
-rate_alloc_tmp_buf(snd_pcm_rate_t *rate, snd_pcm_format_t format,
+rate_alloc_tmp_buf(snd_pcm_format_t format,
                   unsigned int channels, unsigned int frames)
 {
        snd_pcm_channel_area_t *ap;
        int width = snd_pcm_format_physical_width(format);
-       int i;
+       unsigned int i;
 
        ap = malloc(sizeof(*ap) * channels);
        if (!ap)
@@ -354,7 +354,7 @@ static int snd_pcm_rate_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
        snd_pcm_rate_t *rate = pcm->private_data;
        snd_pcm_t *slave = rate->gen.slave;
        snd_pcm_rate_side_info_t *sinfo, *cinfo;
-       unsigned int channels, cwidth, swidth, chn, acc;
+       unsigned int channels, acc;
        int need_src_buf, need_dst_buf;
        int err = snd_pcm_hw_params_slave(pcm, params,
                                          snd_pcm_rate_hw_refine_cchange,
@@ -401,9 +401,9 @@ static int snd_pcm_rate_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
                return -EBUSY;
        }
 
-       rate->pareas = rate_alloc_tmp_buf(rate, cinfo->format, channels,
+       rate->pareas = rate_alloc_tmp_buf(cinfo->format, channels,
                                          cinfo->period_size);
-       rate->sareas = rate_alloc_tmp_buf(rate, sinfo->format, channels,
+       rate->sareas = rate_alloc_tmp_buf(sinfo->format, channels,
                                          sinfo->period_size);
        if (!rate->pareas || !rate->sareas) {
                err = -ENOMEM;
@@ -442,7 +442,7 @@ static int snd_pcm_rate_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
                rate->src_conv_idx =
                        snd_pcm_linear_convert_index(rate->orig_in_format,
                                                     rate->info.in.format);
-               rate->src_buf = rate_alloc_tmp_buf(rate, rate->info.in.format,
+               rate->src_buf = rate_alloc_tmp_buf(rate->info.in.format,
                                                   channels, rate->info.in.period_size);
                if (!rate->src_buf) {
                        err = -ENOMEM;
@@ -454,7 +454,7 @@ static int snd_pcm_rate_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
                rate->dst_conv_idx =
                        snd_pcm_linear_convert_index(rate->info.out.format,
                                                     rate->orig_out_format);
-               rate->dst_buf = rate_alloc_tmp_buf(rate, rate->info.out.format,
+               rate->dst_buf = rate_alloc_tmp_buf(rate->info.out.format,
                                                   channels, rate->info.out.period_size);
                if (!rate->dst_buf) {
                        err = -ENOMEM;