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coverity: #1425825

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Unchecked return value

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner 2018-06-15 12:43:48 +02:00
parent 1a836092b5
commit d34212adc2
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GPG Key ID: 8EB056D53EECB12D
1 changed files with 4 additions and 1 deletions
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5
src/lxc/network.c
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@ -123,7 +123,10 @@ static int instantiate_veth(struct lxc_handler *handler, struct lxc_netdev *netd
memcpy(netdev->priv.veth_attr.veth1, veth1, IFNAMSIZ);
}
snprintf(veth2buf, sizeof(veth2buf), "vethXXXXXX");
err = snprintf(veth2buf, sizeof(veth2buf), "vethXXXXXX");
if (err < 0 || (size_t)err >= sizeof(veth2buf))
return -1;
veth2 = lxc_mkifname(veth2buf);
if (!veth2)
goto out_delete;