Staging: BCM2835-Audio: bcm2835-pcm: single line block statement braces fix

A single line statement under an if clause doesn't require braces {}
Signed-off-by: Daniel Perez de Andres <danielperezdeandres@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/bcm2835-audio/bcm2835-pcm.c

@@ -317,9 +317,9 @@ static int snd_bcm2835_pcm_prepare(struct snd_pcm_substream *substream)
 	err = bcm2835_audio_set_params(alsa_stream, channels,
 		alsa_stream->params_rate,
 		alsa_stream->pcm_format_width);
-	if (err < 0) {
+	if (err < 0)
 		audio_error(" error setting hw params\n");
-	}
+
 
 	bcm2835_audio_setup(alsa_stream);