drm: Propagate error code from fb_create()
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>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index ae17185..ec8336a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5312,18 +5312,18 @@
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;