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[Qemu-devel] [PATCH] vhost-user: verify that number of queues is non-zer
From: |
Victor Kaplansky |
Subject: |
[Qemu-devel] [PATCH] vhost-user: verify that number of queues is non-zero |
Date: |
Tue, 1 Dec 2015 15:32:26 +0200 |
Fix QEMU crash when -netdev type=vhost-user,queues=n is passed
with zero number of queues.
Signed-off-by: Victor Kaplansky <address@hidden>
---
net/vhost-user.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/net/vhost-user.c b/net/vhost-user.c
index 5071602..b368a90 100644
--- a/net/vhost-user.c
+++ b/net/vhost-user.c
@@ -316,6 +316,11 @@ int net_init_vhost_user(const NetClientOptions *opts,
const char *name,
}
queues = vhost_user_opts->has_queues ? vhost_user_opts->queues : 1;
+ if (queues < 1) {
+ error_setg(errp,
+ "vhost-user number of queues must be bigger than zero");
+ return -1;
+ }
return net_vhost_user_init(peer, "vhost_user", name, chr, queues);
}
--
--Victor
- [Qemu-devel] [PATCH] vhost-user: verify that number of queues is non-zero,
Victor Kaplansky <=