drm/amd/display: Return the correct HDCP error code
[ Upstream commit e64b3f55e4
]
[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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -513,6 +513,9 @@ enum mod_hdcp_status mod_hdcp_hdcp2_create_session(struct mod_hdcp *hdcp)
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hdcp_cmd = (struct ta_hdcp_shared_memory *)psp->hdcp_context.context.mem_context.shared_buf;
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memset(hdcp_cmd, 0, sizeof(struct ta_hdcp_shared_memory));
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if (!display)
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return MOD_HDCP_STATUS_DISPLAY_NOT_FOUND;
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hdcp_cmd->in_msg.hdcp2_create_session_v2.display_handle = display->index;
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if (hdcp->connection.link.adjust.hdcp2.force_type == MOD_HDCP_FORCE_TYPE_0)
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