ASoC: img-parallel-out: Check pm_runtime_get_sync return code

Check the the pm_runtime_get_sync return code and return if an error.

Signed-off-by: Ed Blake <ed.blake@sondrel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/img/img-parallel-out.c b/sound/soc/img/img-parallel-out.c
index 2fc8a63722060345526e005b81f962a96e3968c4..acc005217be06770459e12d8a8ca94e9d4a9f7f0 100644 (file)
--- a/sound/soc/img/img-parallel-out.c
+++ b/sound/soc/img/img-parallel-out.c
@@ -153,6 +153,7 @@ static int img_prl_out_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
 {
        struct img_prl_out *prl = snd_soc_dai_get_drvdata(dai);
        u32 reg, control_set = 0;
+       int ret;
 
        switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
        case SND_SOC_DAIFMT_NB_NF:
@@ -164,7 +165,10 @@ static int img_prl_out_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
                return -EINVAL;
        }
 
-       pm_runtime_get_sync(prl->dev);
+       ret = pm_runtime_get_sync(prl->dev);
+       if (ret < 0)
+               return ret;
+
        reg = img_prl_out_readl(prl, IMG_PRL_OUT_CTL);
        reg = (reg & ~IMG_PRL_OUT_CTL_EDGE_MASK) | control_set;
        img_prl_out_writel(prl, reg, IMG_PRL_OUT_CTL);