From bbb6fc43f131f77fcb7ae8081f6d7c51396a2120 Mon Sep 17 00:00:00 2001
From: Qian Cai <cai@lca.pw>
Date: Mon, 22 Jul 2019 15:14:46 -0400
Subject: [PATCH] drm: silence variable 'conn' set but not used
Git-commit: bbb6fc43f131f77fcb7ae8081f6d7c51396a2120
Patch-mainline: v5.3-rc2
References: bsc#1051510
The "struct drm_connector" iteration cursor from
"for_each_new_connector_in_state" is never used in atomic_remove_fb()
which generates a compilation warning,
Drivers/gpu/drm/drm_framebuffer.c: In function 'atomic_remove_fb':
drivers/gpu/drm/drm_framebuffer.c:838:24: warning: variable 'conn' set
but not used [-Wunused-but-set-variable]
Silence it by marking "conn" __maybe_unused.
Signed-off-by: Qian Cai <cai@lca.pw>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1563822886-13570-1-git-send-email-cai@lca.pw
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/drm_framebuffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/drm_framebuffer.c
+++ b/drivers/gpu/drm/drm_framebuffer.c
@@ -774,7 +774,7 @@ static int atomic_remove_fb(struct drm_f
struct drm_device *dev = fb->dev;
struct drm_atomic_state *state;
struct drm_plane *plane;
- struct drm_connector *conn;
+ struct drm_connector *conn __maybe_unused;
struct drm_connector_state *conn_state;
int i, ret;
unsigned plane_mask;