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Thierry Reding authored
The drm_gem_cma_create() function never returns NULL but rather an error encoded in the return value using the ERR_PTR() macro. Callers therefore need to check for errors using the IS_ERR() macro. This change allows drivers to handle contiguous DMA allocation failures gracefully. Signed-off-by:
Thierry Reding <thierry.reding@avionic-design.de> Acked-by:
Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by:
Dave Airlie <airlied@redhat.com>
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