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generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-10-07 21:43:58 +0000
/tr> parenta8ff48cb70835f48de5703052760312019afea55 (diff)
ALSA: hda - fix use-after-free after module unload
register_vga_switcheroo() sets the PM ops from the hda structure which is freed later in azx_free. Make sure that these ops are cleared. Caught by KASAN, initially noticed due to a general protection fault. Fixes: 246efa4a072f ("snd/hda: add runtime suspend/resume on optimus support (v4)") Signed-off-by: Peter Wu <peter@lekensteyn.nl> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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