Haowen Bai 88316944c3 macintosh/windfarm_pm91: Fix warning comparing pointer to 0
Avoid pointer type value compared with 0 to make code clear.

Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1647484953-15249-1-git-send-email-baihaowen@meizu.com
2022-11-24 23:12:17 +11:00
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