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authorChuhong Yuan <hslester96@gmail.com>2019-10-17 10:50:44 +0800
committerMark Brown <broonie@kernel.org>2019-10-18 18:08:54 +0100
commite5f0d490fb718254a884453e47fcd48493cd67ea (patch)
tree059d4f3c93b13056b21de1c5f970d0045f20328a /sound
parent22e58665a01006d05f0239621f7d41cacca96cc4 (diff)
downloadlinux-e5f0d490fb718254a884453e47fcd48493cd67ea.tar.bz2
ASoC: Intel: sof-rt5682: add a check for devm_clk_get
sof_audio_probe misses a check for devm_clk_get and may cause problems. Add a check for it to fix the bug. Signed-off-by: Chuhong Yuan <hslester96@gmail.com> Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20191017025044.31474-1-hslester96@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/intel/boards/sof_rt5682.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_rt5682.c b/sound/soc/intel/boards/sof_rt5682.c
index 5ce643d62faf..4f6e58c3954a 100644
--- a/sound/soc/intel/boards/sof_rt5682.c
+++ b/sound/soc/intel/boards/sof_rt5682.c
@@ -603,6 +603,15 @@ static int sof_audio_probe(struct platform_device *pdev)
/* need to get main clock from pmc */
if (sof_rt5682_quirk & SOF_RT5682_MCLK_BYTCHT_EN) {
ctx->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");
+ if (IS_ERR(ctx->mclk)) {
+ ret = PTR_ERR(ctx->mclk);
+
+ dev_err(&pdev->dev,
+ "Failed to get MCLK from pmc_plt_clk_3: %d\n",
+ ret);
+ return ret;
+ }
+
ret = clk_prepare_enable(ctx->mclk);
if (ret < 0) {
dev_err(&pdev->dev,