[PATCH 29/37] drm/amd/display/dc/link/link_detection: Remove unused variable 'status'

Lee Jones lee at kernel.org
Fri Mar 17 08:17:10 UTC 2023


Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_detection.c: In function ‘query_hdcp_capability’:
 drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_detection.c:501:42: warning: variable ‘status’ set but not used [-Wunused-but-set-variable]

Cc: Harry Wentland <harry.wentland at amd.com>
Cc: Leo Li <sunpeng.li at amd.com>
Cc: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
Cc: Alex Deucher <alexander.deucher at amd.com>
Cc: "Christian König" <christian.koenig at amd.com>
Cc: "Pan, Xinhui" <Xinhui.Pan at amd.com>
Cc: David Airlie <airlied at gmail.com>
Cc: Daniel Vetter <daniel at ffwll.ch>
Cc: Wenjing Liu <wenjing.liu at amd.com>
Cc: amd-gfx at lists.freedesktop.org
Cc: dri-devel at lists.freedesktop.org
Signed-off-by: Lee Jones <lee at kernel.org>
---
 drivers/gpu/drm/amd/display/dc/link/link_detection.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/link/link_detection.c b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
index 9177b146a80a8..9a4cfa777622e 100644
--- a/drivers/gpu/drm/amd/display/dc/link/link_detection.c
+++ b/drivers/gpu/drm/amd/display/dc/link/link_detection.c
@@ -498,8 +498,6 @@ static void query_hdcp_capability(enum signal_type signal, struct dc_link *link)
 	dc_process_hdcp_msg(signal, link, &msg22);
 
 	if (signal == SIGNAL_TYPE_DISPLAY_PORT || signal == SIGNAL_TYPE_DISPLAY_PORT_MST) {
-		enum hdcp_message_status status = HDCP_MESSAGE_UNSUPPORTED;
-
 		msg14.data = &link->hdcp_caps.bcaps.raw;
 		msg14.length = sizeof(link->hdcp_caps.bcaps.raw);
 		msg14.msg_id = HDCP_MESSAGE_ID_READ_BCAPS;
@@ -507,7 +505,7 @@ static void query_hdcp_capability(enum signal_type signal, struct dc_link *link)
 		msg14.link = HDCP_LINK_PRIMARY;
 		msg14.max_retries = 5;
 
-		status = dc_process_hdcp_msg(signal, link, &msg14);
+		dc_process_hdcp_msg(signal, link, &msg14);
 	}
 
 }
-- 
2.40.0.rc1.284.g88254d51c5-goog



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