In the Linux kernel, the following vulnerability has been resolved: ASoC: rt711-sdca: fix kernel NULL pointer dereference when IO error The initial settings will be written before the codec probe function. But, the rt711->component doesn't be assigned yet. If IO error happened during initial settings operations, it will cause the kernel panic. This patch changed component->dev to slave->dev to fix this issue.
https://git.kernel.org/stable/c/7bb71133cae88d3003a3490b97864af76533072b
https://git.kernel.org/stable/c/269be8b2907378adf72d7347cfa43ef230351a06
https://git.kernel.org/stable/c/1df793d479bef546569fc2e409ff8bb3f0fb8e99