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2017 Jan 18
0
[PATCH] drm/nouveau/led: prevent a possible use-after-free
If the led class registration fails, we free drm->led but do not reset it to NULL, which means that the suspend/resume/fini function will act as if everything went well in init() and will likely crash the kernel. This patch adds the missing drm->led = NULL. Reported-by: Emmanuel Pescosta <emmanuelpescosta099 at gmail.com> Signed-off-by: Martin Peres <martin.peres at free.fr> --- Ben, I do not have a 4.10 kernel available to at least test-compile the patch. Could you make sure it works before applying it? After all the trouble we got from the LED before, I don't wan...