linux-kernel - [PATCH AUTOSEL 5.5 441/542] drm/nouveau/mmu: fix comptag memory leak

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Message-Id: <20200214154854.6746-441-sashal@kernel.org>
Date:   Fri, 14 Feb 2020 10:47:13 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Ben Skeggs <bskeggs@...hat.com>, Sasha Levin <sashal@...nel.org>,
        dri-devel@...ts.freedesktop.org, nouveau@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 5.5 441/542] drm/nouveau/mmu: fix comptag memory leak

From: Ben Skeggs <bskeggs@...hat.com>

[ Upstream commit 35e4909b6a2b4005ced3c4238da60d926b78fdea ]

Signed-off-by: Ben Skeggs <bskeggs@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/nouveau/nvkm/core/memory.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/core/memory.c b/drivers/gpu/drm/nouveau/nvkm/core/memory.c
index e85a08ecd9da5..4cc186262d344 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/memory.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/memory.c
@@ -91,8 +91,8 @@ nvkm_memory_tags_get(struct nvkm_memory *memory, struct nvkm_device *device,
 	}
 
 	refcount_set(&tags->refcount, 1);
+	*ptags = memory->tags = tags;
 	mutex_unlock(&fb->subdev.mutex);
-	*ptags = tags;
 	return 0;
 }
 
-- 
2.20.1