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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-11 08:55:10 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-11 08:55:10 +0200 |
| commit | 1cc18584e5acfd845464616b66fb2fd81eff467e (patch) | |
| tree | 4b16a54c9dd234c5fe9efb9b346249003b588e09 /drivers/gpu/drm/drm_dp_mst_topology.c | |
| parent | 57253ccd5831e7e5720c433437775c3e6b7d0c72 (diff) | |
| parent | 2ef96a5bb12be62ef75b5828c0aab838ebb29cb8 (diff) | |
| download | linux-1cc18584e5acfd845464616b66fb2fd81eff467e.tar.gz linux-1cc18584e5acfd845464616b66fb2fd81eff467e.tar.bz2 linux-1cc18584e5acfd845464616b66fb2fd81eff467e.zip | |
Merge 5.7-rc5 into tty-next
We need the tty fixes in here too.
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 | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 283615e44838..9d89ebf3a749 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -3442,8 +3442,12 @@ static int drm_dp_send_dpcd_write(struct drm_dp_mst_topology_mgr *mgr, drm_dp_queue_down_tx(mgr, txmsg); ret = drm_dp_mst_wait_tx_reply(mstb, txmsg); - if (ret > 0 && txmsg->reply.reply_type == DP_SIDEBAND_REPLY_NAK) - ret = -EIO; + if (ret > 0) { + if (txmsg->reply.reply_type == DP_SIDEBAND_REPLY_NAK) + ret = -EIO; + else + ret = size; + } kfree(txmsg); fail_put: |