From: Gerd Hoffmann <kraxel@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Marc-André Lureau" <marcandre.lureau@redhat.com>,
"Gerd Hoffmann" <kraxel@redhat.com>,
"Michael S. Tsirkin" <mst@redhat.com>
Subject: [PATCH] vhost-user-gpu: reorder free calls.
Date: Fri, 4 Jun 2021 12:37:14 +0200 [thread overview]
Message-ID: <20210604103714.1237414-1-kraxel@redhat.com> (raw)
Free in correct order to avoid use-after-free.
Resolves: CID 1453812
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
contrib/vhost-user-gpu/vhost-user-gpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/contrib/vhost-user-gpu/vhost-user-gpu.c b/contrib/vhost-user-gpu/vhost-user-gpu.c
index 6dc6a44f4e26..611360e6b475 100644
--- a/contrib/vhost-user-gpu/vhost-user-gpu.c
+++ b/contrib/vhost-user-gpu/vhost-user-gpu.c
@@ -350,8 +350,8 @@ vg_resource_create_2d(VuGpu *g,
if (!res->image) {
g_critical("%s: resource creation failed %d %d %d",
__func__, c2d.resource_id, c2d.width, c2d.height);
- g_free(res);
vugbm_buffer_destroy(&res->buffer);
+ g_free(res);
cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY;
return;
}
--
2.31.1
next reply other threads:[~2021-06-04 10:38 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-04 10:37 Gerd Hoffmann [this message]
2021-06-04 10:39 ` [PATCH] vhost-user-gpu: reorder free calls Marc-André Lureau
2021-06-04 10:39 ` Philippe Mathieu-Daudé
2021-06-05 12:19 ` Li Qiang
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