diff options
| author | SivapiriyanKumarasamy <sivapiriyan.kumarasamy@amd.com> | 2018-08-15 16:55:18 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-08-27 14:53:37 -0500 |
| commit | e7603dadd3cc2fa65924d9e8ce0c6f2964866da0 (patch) | |
| tree | 9fb7a761440f8d39d8ac10be305f2745df879968 | |
| parent | 4a2de54dc1d7668fa364d8483420ba64b120963b (diff) | |
| download | linux-e7603dadd3cc2fa65924d9e8ce0c6f2964866da0.tar.bz2 | |
drm/amd/display: Fix memory leak caused by missed dc_sink_release
[Why]
There is currently an intermittent hang from a memory leak in
DTN stress testing. It is caused by unfreed memory during driver
disable.
[How]
Do a dc_sink_release in the case that skips it incorrectly.
Signed-off-by: SivapiriyanKumarasamy <sivapiriyan.kumarasamy@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index 567867915d32..37eaf72ace54 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -754,8 +754,12 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason) * fail-safe mode */ if (dc_is_hdmi_signal(link->connector_signal) || - dc_is_dvi_signal(link->connector_signal)) + dc_is_dvi_signal(link->connector_signal)) { + if (prev_sink != NULL) + dc_sink_release(prev_sink); + return false; + } default: break; } |