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qemu-ga: Plug leaks on qmp_guest_network_get_interfaces() error paths

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Spotted by Coverity.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
This commit is contained in:
Markus Armbruster 2013-01-16 18:15:09 +01:00 committed by Michael Roth
parent 6f6867493c
commit 10a2158f52
1 changed files with 6 additions and 5 deletions
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11
qga/commands-posix.c
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@ -935,9 +935,11 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp)
error_setg_errno(errp, errno,
"failed to get MAC address of %s",
ifa->ifa_name);
close(sock);
goto error;
}
close(sock);
mac_addr = (unsigned char *) &ifr.ifr_hwaddr.sa_data;
info->value->hardware_address =
@ -947,20 +949,19 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp)
(int) mac_addr[4], (int) mac_addr[5]);
info->value->has_hardware_address = true;
close(sock);
}
if (ifa->ifa_addr &&
ifa->ifa_addr->sa_family == AF_INET) {
/* interface with IPv4 address */
address_item = g_malloc0(sizeof(*address_item));
address_item->value = g_malloc0(sizeof(*address_item->value));
p = &((struct sockaddr_in *)ifa->ifa_addr)->sin_addr;
if (!inet_ntop(AF_INET, p, addr4, sizeof(addr4))) {
error_setg_errno(errp, errno, "inet_ntop failed");
goto error;
}
address_item = g_malloc0(sizeof(*address_item));
address_item->value = g_malloc0(sizeof(*address_item->value));
address_item->value->ip_address = g_strdup(addr4);
address_item->value->ip_address_type = GUEST_IP_ADDRESS_TYPE_IPV4;
@ -973,14 +974,14 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp)
} else if (ifa->ifa_addr &&
ifa->ifa_addr->sa_family == AF_INET6) {
/* interface with IPv6 address */
address_item = g_malloc0(sizeof(*address_item));
address_item->value = g_malloc0(sizeof(*address_item->value));
p = &((struct sockaddr_in6 *)ifa->ifa_addr)->sin6_addr;
if (!inet_ntop(AF_INET6, p, addr6, sizeof(addr6))) {
error_setg_errno(errp, errno, "inet_ntop failed");
goto error;
}
address_item = g_malloc0(sizeof(*address_item));
address_item->value = g_malloc0(sizeof(*address_item->value));
address_item->value->ip_address = g_strdup(addr6);
address_item->value->ip_address_type = GUEST_IP_ADDRESS_TYPE_IPV6;