[media] v4l: fix compiler warnings

media_build/v4l/au0828-video.c: In function 'au0828_irq_callback':
media_build/v4l/au0828-video.c:123:6: warning: variable 'rc' set but not used [-Wunused-but-set-variable]
media_build/v4l/cx23888-ir.c: In function 'pulse_clocks_to_clock_divider':
media_build/v4l/cx23888-ir.c:334:6: warning: variable 'rem' set but not used [-Wunused-but-set-variable]
media_build/v4l/cx25840-ir.c: In function 'pulse_clocks_to_clock_divider':
media_build/v4l/cx25840-ir.c:319:6: warning: variable 'rem' set but not used [-Wunused-but-set-variable]
media_build/v4l/cx25840-ir.c: In function 'cx25840_ir_tx_write':
media_build/v4l/cx25840-ir.c:863:21: warning: variable 'c' set but not used [-Wunused-but-set-variable]
media_build/v4l/em28xx-audio.c: In function 'snd_em28xx_hw_capture_params':
media_build/v4l/em28xx-audio.c:346:31: warning: variable 'format' set but not used [-Wunused-but-set-variable]
media_build/v4l/em28xx-audio.c:346:25: warning: variable 'rate' set but not used [-Wunused-but-set-variable]
media_build/v4l/em28xx-audio.c:346:15: warning: variable 'channels' set but not used [-Wunused-but-set-variable]
media_build/v4l/hdpvr-control.c: In function 'get_input_lines_info':
media_build/v4l/hdpvr-control.c:98:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/hdpvr-video.c: In function 'hdpvr_try_ctrl':
media_build/v4l/hdpvr-video.c:955:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/saa7134-video.c: In function 'saa7134_s_tuner':
media_build/v4l/saa7134-video.c:2030:6: warning: variable 'rx' set but not used [-Wunused-but-set-variable]
media_build/v4l/sn9c102_core.c: In function 'sn9c102_stream_interrupt':
media_build/v4l/sn9c102_core.c:998:7: warning: variable 'timeout' set but not used [-Wunused-but-set-variable]

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Janne Grunau <j@jannau.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 7 insertions, 4 deletions

diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index e2a7b77c39c7..d7e2a3dc5525 100644
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -343,7 +343,6 @@ static int snd_em28xx_pcm_close(struct snd_pcm_substream *substream)
 static int snd_em28xx_hw_capture_params(struct snd_pcm_substream *substream,
                                         struct snd_pcm_hw_params *hw_params)
 {
-        unsigned int channels, rate, format;
         int ret;
 
         dprintk("Setting capture parameters\n");
@@ -352,13 +351,17 @@ static int snd_em28xx_hw_capture_params(struct snd_pcm_substream *substream,
                                 params_buffer_bytes(hw_params));
         if (ret < 0)
                 return ret;
+#if 0
+        /* TODO: set up em28xx audio chip to deliver the correct audio format,
+           current default is 48000hz multiplexed => 96000hz mono
+           which shouldn't matter since analogue TV only supports mono */
+        unsigned int channels, rate, format;
+
         format = params_format(hw_params);
         rate = params_rate(hw_params);
         channels = params_channels(hw_params);
+#endif
 
-        /* TODO: set up em28xx audio chip to deliver the correct audio format,
-           current default is 48000hz multiplexed => 96000hz mono
-           which shouldn't matter since analogue TV only supports mono */
         return 0;
 }