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Commit 1a13a2ec authored by Christophe JAILLET's avatar Christophe JAILLET Committed by Jani Nikula
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drm/i915: Fix an error checking test 



'dma_buf_vmap' returns NULL on error, not an error pointer.

Fixes: 6cca22ed ("drm/i915: Add some mock tests for dmabuf interop")
Signed-off-by: default avatarChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: http://patchwork.freedesktop.org/patch/msgid/20170627053854.21152-1-christophe.jaillet@wanadoo.fr


Reviewed-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
(cherry picked from commit 7c3f5317)
Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
parent ce3f7163

drivers/gpu/drm/i915/selftests/i915_gem_dmabuf.c

+3 −3
Original line number Original line Diff line number Diff line
@@ -246,9 +246,9 @@ static int igt_dmabuf_export_vmap(void *arg) 
	i915_gem_object_put(obj);

	i915_gem_object_put(obj);





	ptr = dma_buf_vmap(dmabuf);

	ptr = dma_buf_vmap(dmabuf);

	if (IS_ERR(ptr)) {

	if (!ptr) {

		err = PTR_ERR(ptr);

		pr_err("dma_buf_vmap failed\n");

		pr_err("dma_buf_vmap failed with err=%d\n", err);

		err = -ENOMEM;

		goto out;

		goto out;

	}

	}