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Subject[055/126] udl: handle EDID failure properly.
3.6.11.3 stable review patch.
If anyone has any objections, please let me know.

------------------

From: Dave Airlie <airlied@gmail.com>

[ Upstream commit 1baee58638fc58248625255f5c5fcdb987f11b1f ]

Don't oops seems proper.

Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
drivers/gpu/drm/udl/udl_connector.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/udl/udl_connector.c b/drivers/gpu/drm/udl/udl_connector.c
index 8d9dc44..2185ed8 100644
--- a/drivers/gpu/drm/udl/udl_connector.c
+++ b/drivers/gpu/drm/udl/udl_connector.c
@@ -56,6 +56,10 @@ static int udl_get_modes(struct drm_connector *connector)
int ret;

edid = (struct edid *)udl_get_edid(udl);
+ if (!edid) {
+ drm_mode_connector_update_edid_property(connector, NULL);
+ return 0;
+ }

connector->display_info.raw_edid = (char *)edid;

--
1.7.10.4



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