X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=sound%2Fsoc%2Fcodecs%2Fwm8994.c;fp=sound%2Fsoc%2Fcodecs%2Fwm8994.c;h=36ba1edfff808ac8cc3a864acc959e3f03950590;hp=9c982e47eb99308b377e7143d8024c19863b14c5;hb=fc07ecd851bd082265b52838eff12f50b88f6114;hpb=5b895eec118ab5fec7b69102d73c1b04a86140b9

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 9c982e47eb99..36ba1edfff80 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2357,6 +2357,11 @@ static int wm8994_hw_params(struct snd_pcm_substream *substream,
 	bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;
 
 	lrclk = bclk_rate / params_rate(params);
+	if (!lrclk) {
+		dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n",
+			bclk_rate);
+		return -EINVAL;
+	}
 	dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
 		lrclk, bclk_rate / lrclk);