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| author |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-24 08:27:54 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-02-24 08:27:54 +0100 |
| commit | 1f836f5b10f2524d33efde47d2b694b861ecf319 (patch) | |
| tree | b52188b30d08bff1fe6376832753ca5e0a7e9d15 /drivers/gpu/drm/drm_dp_mst_topology.c | |
| parent | mei: remove unused includes from pci-{me,txe}.c (diff) | |
| parent | Linux 5.6-rc3 (diff) | |
| download | wireguard-linux-1f836f5b10f2524d33efde47d2b694b861ecf319.tar.xz wireguard-linux-1f836f5b10f2524d33efde47d2b694b861ecf319.zip | |
Merge 5.6-rc3 into char-misc-next
We need the char/misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/drm_dp_mst_topology.c')
| -rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 20cdaf3146b8..cce0b1bba591 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -3838,7 +3838,8 @@ drm_dp_mst_process_up_req(struct drm_dp_mst_topology_mgr *mgr, else if (msg->req_type == DP_RESOURCE_STATUS_NOTIFY) guid = msg->u.resource_stat.guid; - mstb = drm_dp_get_mst_branch_device_by_guid(mgr, guid); + if (guid) + mstb = drm_dp_get_mst_branch_device_by_guid(mgr, guid); } else { mstb = drm_dp_get_mst_branch_device(mgr, hdr->lct, hdr->rad); } |