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drm: Fix error path in drm_mode_page_flip_ioctl() 

This fixes the error path for platforms that don't define the new
page_flip_target() hook.

Fixes: c229bfbbd0 ("drm: Add page_flip_target CRTC hook v2")
Testcase: igt/kms_flip/basic-flip-vs-dpms
CC: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1473269025-16148-1-git-send-email-imre.deak@intel.com
This commit is contained in:
Imre Deak 2016-09-07 20:23:45 +03:00 committed by Jani Nikula
parent 30c06570cd
commit dec90ea145
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/drm_crtc.c
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@ -2044,7 +2044,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
}
out:
if (ret)
if (ret && crtc->funcs->page_flip_target)
drm_crtc_vblank_put(crtc);
if (fb)
drm_framebuffer_unreference(fb);