[PATCH 4.1 14/86] drm: fix mutex leak in drm_dp_get_mst_branch_device

4.1-stable review patch. If anyone has any objections, please let me know. -- From: Adam Richter commit 30730c7f5943b3beace1e29f7f1476e05de3da14 upstream. In Linux 4.3-rc5, there is an error case in drm_dp_get_branch_device that returns without releasing mgr->lock, resulting

[PATCH 4.1 14/86] drm: fix mutex leak in drm_dp_get_mst_branch_device

4.1-stable review patch. If anyone has any objections, please let me know. -- From: Adam Richter commit 30730c7f5943b3beace1e29f7f1476e05de3da14 upstream. In Linux 4.3-rc5, there is an error case in drm_dp_get_branch_device that returns without