linux-kernel - [PATCH 01/20] drm/radeon/radeon_ttm: Place declaration of 'rdev' in same clause as its use

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Date:   Mon,  9 Nov 2020 21:18:36 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Jerome Glisse <glisse@...edesktop.org>,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org
Subject: [PATCH 01/20] drm/radeon/radeon_ttm: Place declaration of 'rdev' in same clause as its use

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

 drivers/gpu/drm/radeon/radeon_ttm.c: In function ‘radeon_ttm_tt_create’:
 drivers/gpu/drm/radeon/radeon_ttm.c:611:24: warning: variable ‘rdev’ set but not used [-Wunused-but-set-variable]

Cc: Alex Deucher <alexander.deucher@....com>
Cc: "Christian König" <christian.koenig@....com>
Cc: David Airlie <airlied@...ux.ie>
Cc: Daniel Vetter <daniel@...ll.ch>
Cc: Jerome Glisse <glisse@...edesktop.org>
Cc: amd-gfx@...ts.freedesktop.org
Cc: dri-devel@...ts.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/gpu/drm/radeon/radeon_ttm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 95038ac3382e2..a8c915920070f 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -608,21 +608,21 @@ static void radeon_ttm_backend_destroy(struct ttm_bo_device *bdev, struct ttm_tt
 static struct ttm_tt *radeon_ttm_tt_create(struct ttm_buffer_object *bo,
 					   uint32_t page_flags)
 {
-	struct radeon_device *rdev;
 	struct radeon_ttm_tt *gtt;
 	enum ttm_caching caching;
 	struct radeon_bo *rbo;
-
-	rbo = container_of(bo, struct radeon_bo, tbo);
+#if IS_ENABLED(CONFIG_AGP)
+	struct radeon_device *rdev;
 
 	rdev = radeon_get_rdev(bo->bdev);
-#if IS_ENABLED(CONFIG_AGP)
 	if (rdev->flags & RADEON_IS_AGP) {
 		return ttm_agp_tt_create(bo, rdev->ddev->agp->bridge,
 					 page_flags);
 	}
 #endif
 
+	rbo = container_of(bo, struct radeon_bo, tbo);
+
 	gtt = kzalloc(sizeof(struct radeon_ttm_tt), GFP_KERNEL);
 	if (gtt == NULL) {
 		return NULL;
-- 
2.25.1