diff options
author | Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> | 2024-02-14 23:29:51 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2024-03-20 20:12:59 +0300 |
commit | e64b3f55e458ce7e2087a0051f47edabf74545e7 (patch) | |
tree | 047791a4c0b28b65d7ccc04970441f8ea722fc72 /drivers/gpu | |
parent | 2d7f3d1a5866705be2393150e1ffdf67030ab88d (diff) | |
download | linux-e64b3f55e458ce7e2087a0051f47edabf74545e7.tar.xz |
drm/amd/display: Return the correct HDCP error code
[WHY & HOW]
If the display is null when creating an HDCP session, return a proper
error code.
Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c index 8c137d7c032e..7c9805705fd3 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp_psp.c @@ -513,6 +513,9 @@ enum mod_hdcp_status mod_hdcp_hdcp2_create_session(struct mod_hdcp *hdcp) hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.context.mem_context.shared_buf; memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory)); + if (!display) + return MOD_HDCP_STATUS_DISPLAY_NOT_FOUND; + hdcp_cmd->in_msg.hdcp2_create_session_v2.display_handle = display->index; if (hdcp->connection.link.adjust.hdcp2.force_type == MOD_HDCP_FORCE_TYPE_0) |