drm/i915: Drop fb reference on load_detect_pipe failure path

When intel_modeset_setup_plane_state() fails drop the local framebuffer
reference before jumping to the error, otherwise we leak the framebuffer.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Fixes: edde361711 ("drm/i915: Use atomic state to obtain load detection crtc, v3.")
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171207220025.22698-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2017-12-07 22:00:25 +00:00
parent 7a1530d7f9
commit 3e72be177c

View File

@ -9939,11 +9939,10 @@ int intel_get_load_detect_pipe(struct drm_connector *connector,
}
ret = intel_modeset_setup_plane_state(state, crtc, mode, fb, 0, 0);
drm_framebuffer_put(fb);
if (ret)
goto fail;
drm_framebuffer_put(fb);
ret = drm_atomic_set_mode_for_crtc(&crtc_state->base, mode);
if (ret)
goto fail;