linux-kernel - [PATCH 4.19 286/421] drm/radeon: Add the missed drm_gem_object_put() in radeon_user_framebuffer

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Message-Id: <20210719144956.253110837@linuxfoundation.org>
Date:   Mon, 19 Jul 2021 16:51:37 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Christian König <christian.koenig@....com>,
        Jing Xiangfeng <jingxiangfeng@...wei.com>,
        Alex Deucher <alexander.deucher@....com>
Subject: [PATCH 4.19 286/421] drm/radeon: Add the missed drm_gem_object_put() in radeon_user_framebuffer_create()

From: Jing Xiangfeng <jingxiangfeng@...wei.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@....com>
Signed-off-by: Jing Xiangfeng <jingxiangfeng@...wei.com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Cc: stable@...r.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.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
@@ -1327,6 +1327,7 @@ 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);
 	}