From 8138405528c29af2a850cd672a8f8a0b33b7ab40 Mon Sep 17 00:00:00 2001
From: Stefan Hajnoczi <stefanha@redhat.com>
Date: Mon, 21 Sep 2020 12:34:20 +0100
Subject: libvhost-user: return on error in vu_log_queue_fill()
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vu_panic() is not guaranteed to exit the program. Return early when
errors are encountered.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20200921113420.154378-3-stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
contrib/libvhost-user/libvhost-user.c | 1 +
1 file changed, 1 insertion(+)
(limited to 'contrib/libvhost-user')
diff --git a/contrib/libvhost-user/libvhost-user.c b/contrib/libvhost-user/libvhost-user.c
index 4ebfa4c..9f1285b 100644
--- a/contrib/libvhost-user/libvhost-user.c
+++ b/contrib/libvhost-user/libvhost-user.c
@@ -2733,6 +2733,7 @@ vu_log_queue_fill(VuDev *dev, VuVirtq *vq,
if (lduw_le_p(&desc[i].flags) & VRING_DESC_F_INDIRECT) {
if (ldl_le_p(&desc[i].len) % sizeof(struct vring_desc)) {
vu_panic(dev, "Invalid size for indirect buffer table");
+ return;
}
/* loop over the indirect descriptor table */
--
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