diff options
| -rw-r--r-- | qga/commands-posix.c | 29 |
1 files changed, 8 insertions, 21 deletions
diff --git a/qga/commands-posix.c b/qga/commands-posix.c index fa786e53e9..9b6ef17260 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -802,12 +802,9 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) { GuestNetworkInterfaceList *head = NULL, *cur_item = NULL; struct ifaddrs *ifap, *ifa; - char err_msg[512]; if (getifaddrs(&ifap) < 0) { - snprintf(err_msg, sizeof(err_msg), - "getifaddrs failed: %s", strerror(errno)); - error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg); + error_setg_errno(errp, errno, "getifaddrs failed"); goto error; } @@ -843,20 +840,16 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) /* we haven't obtained HW address yet */ sock = socket(PF_INET, SOCK_STREAM, 0); if (sock == -1) { - snprintf(err_msg, sizeof(err_msg), - "failed to create socket: %s", strerror(errno)); - error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg); + error_setg_errno(errp, errno, "failed to create socket"); goto error; } memset(&ifr, 0, sizeof(ifr)); pstrcpy(ifr.ifr_name, IF_NAMESIZE, info->value->name); if (ioctl(sock, SIOCGIFHWADDR, &ifr) == -1) { - snprintf(err_msg, sizeof(err_msg), - "failed to get MAC address of %s: %s", - ifa->ifa_name, - strerror(errno)); - error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg); + error_setg_errno(errp, errno, + "failed to get MAC address of %s", + ifa->ifa_name); goto error; } @@ -867,9 +860,7 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) (int) mac_addr[0], (int) mac_addr[1], (int) mac_addr[2], (int) mac_addr[3], (int) mac_addr[4], (int) mac_addr[5]) == -1) { - snprintf(err_msg, sizeof(err_msg), - "failed to format MAC: %s", strerror(errno)); - error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg); + error_setg_errno(errp, errno, "failed to format MAC"); goto error; } @@ -884,9 +875,7 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) 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))) { - snprintf(err_msg, sizeof(err_msg), - "inet_ntop failed : %s", strerror(errno)); - error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg); + error_setg_errno(errp, errno, "inet_ntop failed"); goto error; } @@ -906,9 +895,7 @@ GuestNetworkInterfaceList *qmp_guest_network_get_interfaces(Error **errp) 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))) { - snprintf(err_msg, sizeof(err_msg), - "inet_ntop failed : %s", strerror(errno)); - error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg); + error_setg_errno(errp, errno, "inet_ntop failed"); goto error; } |