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[3/8] ASoC: codecs: wcd938x: fix missing clsh ctrl error handling

Message ID 20230705123018.30903-4-johan+linaro@kernel.org
State Accepted
Commit ed0dd9205bf69593edb495cb4b086dbae96a3f05
Headers show
Series ASoC/soundwire/qdsp6/wcd: fix leaks and probe deferral | expand

Commit Message

Johan Hovold July 5, 2023, 12:30 p.m. UTC 
Allocation of the clash control structure may fail so add the missing
error handling to avoid dereferencing an error pointer.

Fixes: 8d78602aa87a ("ASoC: codecs: wcd938x: add basic driver")
Cc: stable@vger.kernel.org	# 5.14
Cc: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 sound/soc/codecs/wcd938x.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c
index faa15a5ed2c8..2e342398d027 100644
--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -3106,6 +3106,10 @@  static int wcd938x_soc_codec_probe(struct snd_soc_component *component)
 						 WCD938X_ID_MASK);
 
 	wcd938x->clsh_info = wcd_clsh_ctrl_alloc(component, WCD938X);
+	if (IS_ERR(wcd938x->clsh_info)) {
+		pm_runtime_put(dev);
+		return PTR_ERR(wcd938x->clsh_info);
+	}
 
 	wcd938x_io_init(wcd938x);
 	/* Set all interrupts as edge triggered */