From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Date: Fri, 11 Sep 2015 09:30:56 +0000 (+0530)
Subject: drm/nouveau: fix memory leak
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=bad4274a69328256eb3eaad4baaefd1b33491f7e;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

drm/nouveau: fix memory leak

If pm_runtime_get_sync() we were going to "out" but we missed freeing
vma.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
---

diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 6bf1a7895708..a108cc37512a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -84,8 +84,10 @@ nouveau_gem_object_open(struct drm_gem_object *gem, struct drm_file *file_priv)
 		}
 
 		ret = pm_runtime_get_sync(dev);
-		if (ret < 0 && ret != -EACCES)
+		if (ret < 0 && ret != -EACCES) {
+			kfree(vma);
 			goto out;
+		}
 
 		ret = nouveau_bo_vma_add(nvbo, cli->vm, vma);
 		if (ret)