Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [ 22/27] udl: handle EDID failure properly. | Date | Sun, 14 Apr 2013 19:43:21 -0700 |
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3.8-stable review patch. If anyone has any objections, please let me know.
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From: Dave Airlie <airlied@gmail.com>
commit 1baee58638fc58248625255f5c5fcdb987f11b1f upstream.
Don't oops seems proper.
Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/udl/udl_connector.c | 4 ++++ 1 file changed, 4 insertions(+)
--- a/drivers/gpu/drm/udl/udl_connector.c +++ b/drivers/gpu/drm/udl/udl_connector.c @@ -61,6 +61,10 @@ static int udl_get_modes(struct drm_conn int ret; edid = (struct edid *)udl_get_edid(udl); + if (!edid) { + drm_mode_connector_update_edid_property(connector, NULL); + return 0; + } /* * We only read the main block, but if the monitor reports extension
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