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drm: Propagate error code from fb_create()

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Change the interface to expect a PTR_ERR specifing the real error code
as opposed to assuming a NULL return => -EINVAL. Just once the user may
not be at fault!

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Chris Wilson
2010-08-08 13:36:38 +01:00
committed by Dave Airlie
parent 0d18abedfa
commit cce13ff759
6 changed files with 18 additions and 17 deletions
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6
drivers/gpu/drm/i915/intel_display.c
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@ -5312,18 +5312,18 @@ intel_user_framebuffer_create(struct drm_device *dev,
obj = drm_gem_object_lookup(dev, filp, mode_cmd->handle);
if (!obj)
return NULL;
return ERR_PTR(-ENOENT);
intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
if (!intel_fb)
return NULL;
return ERR_PTR(-ENOMEM);
ret = intel_framebuffer_init(dev, intel_fb,
mode_cmd, obj);
if (ret) {
drm_gem_object_unreference_unlocked(obj);
kfree(intel_fb);
return NULL;
return ERR_PTR(ret);
}
return &intel_fb->base;