From: Johan Hovold johan+linaro@kernel.org
commit ed0dd9205bf69593edb495cb4b086dbae96a3f05 upstream.
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 Reviewed-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org Link: https://lore.kernel.org/r/20230705123018.30903-4-johan+linaro@kernel.org Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- sound/soc/codecs/wcd938x.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/sound/soc/codecs/wcd938x.c +++ b/sound/soc/codecs/wcd938x.c @@ -3090,6 +3090,10 @@ static int wcd938x_soc_codec_probe(struc 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 */