drm/i915: Check for a NULL shared dpll before dereferencing

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This doesn't look possible but a little extra defense against the
improbable is worth it - an oops here could lockup the machine.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Chris Wilson 2014-05-28 16:16:42 +01:00 • committed by Daniel Vetter

parent 4328633d65

commit be19f0ff48

1 changed files with 3 additions and 0 deletions

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3

drivers/gpu/drm/i915/intel_display.c

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