linux-kernel - [PATCH] drm: manager: Remove the unused variable prev

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Message-Id: <20230809065229.71300-1-jiapeng.chong@linux.alibaba.com>
Date:   Wed,  9 Aug 2023 14:52:29 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     maarten.lankhorst@...ux.intel.com
Cc:     mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com,
        daniel@...ll.ch, sumit.semwal@...aro.org, christian.koenig@....com,
        dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        linux-media@...r.kernel.org, linaro-mm-sig@...ts.linaro.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] drm: manager: Remove the unused variable prev

Variable prev is not effectively used, so delete it.

drivers/gpu/drm/drm_gpuva_mgr.c:1079:32: warning: variable ‘prev’ set but not used.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/gpu/drm/drm_gpuva_mgr.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_gpuva_mgr.c b/drivers/gpu/drm/drm_gpuva_mgr.c
index f86bfad74ff8..afa5330445b3 100644
--- a/drivers/gpu/drm/drm_gpuva_mgr.c
+++ b/drivers/gpu/drm/drm_gpuva_mgr.c
@@ -1076,7 +1076,7 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 		   u64 req_addr, u64 req_range,
 		   struct drm_gem_object *req_obj, u64 req_offset)
 {
-	struct drm_gpuva *va, *next, *prev = NULL;
+	struct drm_gpuva *va, *next = NULL;
 	u64 req_end = req_addr + req_range;
 	int ret;
 
@@ -1206,7 +1206,6 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr,
 			}
 		}
 next:
-		prev = va;
 	}
 
 	return op_map_cb(ops, priv,
-- 
2.20.1.7.g153144c