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Colin Ian King authored
Currently pointers to and from are not initialized and may contain garbage values. This will cause uninitialized pointer reads in the call to intel_frontbuffer_track and later checks to see if to and from are null. Fix this by ensuring to and from are initialized to NULL. Addresses-Coverity: ("Uninitialised pointer read)" Fixes: da42104f ("drm/i915: Hold reference to intel_frontbuffer as we track activity") Signed-off-by: Colin Ian King <colin.king@canonical.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Link: https://patchwork.freedesktop.org/patch/msgid/20191219190916.24693-1-colin.king@canonical.com
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