From: Ben Skeggs <bskeggs@redhat.com>
Date: Thu, 23 Jan 2020 03:55:19 +0000 (+1000)
Subject: drm/nouveau: zero vma pointer even if we only unreference it rather than free
X-Git-Tag: baikal/aarch64/sdk6.1~10089^2^2~7
X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=54a1c8bb9db6136383be98aa89d395e22e68844c;p=kernel.git

drm/nouveau: zero vma pointer even if we only unreference it rather than free

I'm not sure this affects anything, but best be safe.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

diff --git a/drivers/gpu/drm/nouveau/nouveau_vmm.c b/drivers/gpu/drm/nouveau/nouveau_vmm.c
index 77061182a1cfc..b28c7dc13ad6d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_vmm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_vmm.c
@@ -69,8 +69,8 @@ nouveau_vma_del(struct nouveau_vma **pvma)
 		}
 		list_del(&vma->head);
 		kfree(*pvma);
-		*pvma = NULL;
 	}
+	*pvma = NULL;
 }
 
 int