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authorLuiz Capitulino <lcapitulino@redhat.com>2012-11-27 11:02:02 -0200
committerMichael Roth <mdroth@linux.vnet.ibm.com>2013-01-08 16:38:11 -0600
commit878a0ae0ab3eb8428626e67995c9efad8eb1ba80 (patch)
tree2b5897c983b94be672deac046e218bd35336788e
parent071673b09021b60eab268653c6bcfba92eea7603 (diff)
qemu-ga: qmp_guest_network_get_interfaces(): get rid of snprintf() + error_set()
Convert them to error_setg_errno(). Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com> Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com> Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
-rw-r--r--qga/commands-posix.c29
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;
}