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SubjectRe: [PATCH 2/3] drm/i915: work around false-positive maybe-uninitialized warning
Quoting Arnd Bergmann (2020-05-27 15:05:09)
> gcc-9 gets confused by the code flow in check_dirty_whitelist:
> drivers/gpu/drm/i915/gt/selftest_workarounds.c: In function 'check_dirty_whitelist':
> drivers/gpu/drm/i915/gt/selftest_workarounds.c:492:17: error: 'rsvd' may be used uninitialized in this function [-Werror=maybe-uninitialized]
> I could not figure out a good way to do this in a way that gcc
> understands better, so initialize the variable to zero, as last
> resort.

Does it look neater if we initialise it as a local? No.
Reviewed-by: Chris Wilson <>

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