linux-kernel - [PATCH] drm/amdgpu: release allocated memory

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Message-Id: <20190920224915.2788-1-navid.emamdoost@gmail.com>
Date:   Fri, 20 Sep 2019 17:49:10 -0500
From:   Navid Emamdoost <navid.emamdoost@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     emamd001@....edu, smccaman@....edu, kjlu@....edu,
        Navid Emamdoost <navid.emamdoost@...il.com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        "David (ChunMing) Zhou" <David1.Zhou@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Sam Ravnborg <sam@...nborg.org>, Rex Zhu <Rex.Zhu@....com>,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] drm/amdgpu: release allocated memory

In amdgpu_vmid_grab_idle, fences is being leaked in one execution path.
The missing kfree was added.

Signed-off-by: Navid Emamdoost <navid.emamdoost@...il.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
index 57b3d8a9bef3..9063cd36fa94 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
@@ -244,6 +244,7 @@ static int amdgpu_vmid_grab_idle(struct amdgpu_vm *vm,
 		r = amdgpu_sync_fence(adev, sync, &array->base, false);
 		dma_fence_put(ring->vmid_wait);
 		ring->vmid_wait = &array->base;
+		kfree(fences);
 		return r;
 	}
 	kfree(fences);
-- 
2.17.1