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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>,
        Jing Xiangfeng <jingxiangfeng@huawei.com>,
        Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH 4.14 208/315] drm/radeon: Add the missed drm_gem_object_put() in radeon_user_framebuffer_create()
Date:   Mon, 19 Jul 2021 16:51:37 +0200
Message-Id: <20210719144950.266326857@linuxfoundation.org>
In-Reply-To: <20210719144942.861561397@linuxfoundation.org>
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From: Jing Xiangfeng <jingxiangfeng@huawei.com>

commit 9ba85914c36c8fed9bf3e8b69c0782908c1247b7 upstream.

radeon_user_framebuffer_create() misses to call drm_gem_object_put() in
an error path. Add the missed function call to fix it.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Jing Xiangfeng <jingxiangfeng@huawei.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/radeon_display.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1347,6 +1347,7 @@ radeon_user_framebuffer_create(struct dr
 	/* Handle is imported dma-buf, so cannot be migrated to VRAM for scanout */
 	if (obj->import_attach) {
 		DRM_DEBUG_KMS("Cannot create framebuffer from imported dma_buf\n");
+		drm_gem_object_put(obj);
 		return ERR_PTR(-EINVAL);
 	}