From: Christian König <christian.koenig@amd.com>
Date: Tue, 7 Jul 2015 15:27:03 +0000 (+0200)
Subject: drm/amdgpu: stop context leak in the error path
X-Git-Tag: firefly_0821_release~176^2~1410^2~7^2~8
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5c2327beed49efa3198b8468e78b1182eb0b764b;p=firefly-linux-kernel-4.4.55.git

drm/amdgpu: stop context leak in the error path

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index 469b6f2364bc..1f040d85ac47 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -817,12 +817,16 @@ int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data,
 
 	r = amdgpu_cs_get_ring(adev, wait->in.ip_type, wait->in.ip_instance,
 			       wait->in.ring, &ring);
-	if (r)
+	if (r) {
+		amdgpu_ctx_put(ctx);
 		return r;
+	}
 
 	r = amdgpu_fence_recreate(ring, filp, wait->in.handle, &fence);
-	if (r)
+	if (r) {
+		amdgpu_ctx_put(ctx);
 		return r;
+	}
 
 	r = fence_wait_timeout(&fence->base, true, timeout);
 	amdgpu_fence_unref(&fence);