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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 04:21:42 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-08 04:21:42 +0000 |
commit | 9d537f04b26ad3ac10399b4885f6dcd9112f7973 (patch) | |
tree | 734b519d1bca2065d28c33bce394def4d50c4da5 /drivers/gpu/drm/drm_dp_mst_topology.c | |
parent | Releasing progress-linux version 4.19.289-2progress5u1. (diff) | |
download | linux-9d537f04b26ad3ac10399b4885f6dcd9112f7973.tar.xz linux-9d537f04b26ad3ac10399b4885f6dcd9112f7973.zip |
Merging upstream version 4.19.304.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/drm_dp_mst_topology.c')
-rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 603ebaa6a..8b994886e 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -1308,14 +1308,14 @@ static struct drm_dp_mst_branch *get_mst_branch_device_by_guid_helper( struct drm_dp_mst_branch *found_mstb; struct drm_dp_mst_port *port; + if (!mstb) + return NULL; + if (memcmp(mstb->guid, guid, 16) == 0) return mstb; list_for_each_entry(port, &mstb->ports, next) { - if (!port->mstb) - continue; - found_mstb = get_mst_branch_device_by_guid_helper(port->mstb, guid); if (found_mstb) |