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-rw-r--r--sound/soc/codecs/wm8904.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 7d7ea15d73e0..5ffbaddd6e49 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -1806,6 +1806,12 @@ static int wm8904_set_sysclk(struct snd_soc_dai *dai, int clk_id,
switch (clk_id) {
case WM8904_CLK_AUTO:
+ /* We don't have any rate constraints, so just ignore the
+ * request to disable constraining.
+ */
+ if (!freq)
+ return 0;
+
mclk_freq = clk_get_rate(priv->mclk);
/* enable FLL if a different sysclk is desired */
if (mclk_freq != freq) {