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| author |   Denis Arefev <arefev@swemel.ru> | 2023-08-03 17:11:16 +0300 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2023-08-09 09:39:52 -0400 |
| commit | 665fdce51b30ead4d9a90015528ef3b61b4fe04d (patch) | |
| tree | 6ddee540905dbc8a23746f83fa85f0bc8e68b7fe | |
| parent | drm/amdgpu: fix possible UAF in amdgpu_cs_pass1() (diff) | |
| download | wireguard-linux-665fdce51b30ead4d9a90015528ef3b61b4fe04d.tar.xz wireguard-linux-665fdce51b30ead4d9a90015528ef3b61b4fe04d.zip | |
drm/amd/display: Return value of function
Added return value check hpd_enable
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Denis Arefev <arefev@swemel.ru>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c index fa314493ffc5..bf2f620aeb66 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c @@ -1645,7 +1645,7 @@ void dce110_link_encoder_enable_hpd(struct link_encoder *enc) uint32_t hpd_enable = 0; uint32_t value = dm_read_reg(ctx, addr); - get_reg_field_value(hpd_enable, DC_HPD_CONTROL, DC_HPD_EN); + hpd_enable = get_reg_field_value(hpd_enable, DC_HPD_CONTROL, DC_HPD_EN); if (hpd_enable == 0) set_reg_field_value(value, 1, DC_HPD_CONTROL, DC_HPD_EN); |