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authorZhang Rui <rui.zhang@intel.com>2015-06-11 12:52:14 +0800
committerZhang Rui <rui.zhang@intel.com>2015-06-11 12:52:14 +0800
commit111b23cf895b5cbcdc1b2c6580be1bb78a577d05 (patch)
tree89b840115ccd753216ba0b26e587e52699b99310 /drivers/gpu/drm/radeon/radeon_dp_mst.c
parent6a6bcf08e5d1834447655a762dfaf552b675cc54 (diff)
parent53daf9383f34d7bf61358a37449fb4d59fbdafc2 (diff)
Merge branches 'release' and 'thermal-soc' of .git into next
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_dp_mst.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_dp_mst.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c
index 1017338a49d9..2b98ed3e684d 100644
--- a/drivers/gpu/drm/radeon/radeon_dp_mst.c
+++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c
@@ -666,6 +666,9 @@ radeon_dp_mst_probe(struct radeon_connector *radeon_connector)
int ret;
u8 msg[1];
+ if (!radeon_mst)
+ return 0;
+
if (dig_connector->dpcd[DP_DPCD_REV] < 0x12)
return 0;