From f2b8e2b8d2b49a8f9e7c37914ce63f4da2b79d6a Mon Sep 17 00:00:00 2001 Message-Id: In-Reply-To: <707b9b97153063374d2530e72c49b1499fc21af9.1367947969.git.minovotn@redhat.com> References: <707b9b97153063374d2530e72c49b1499fc21af9.1367947969.git.minovotn@redhat.com> From: Laszlo Ersek Date: Mon, 6 May 2013 19:27:46 +0200 Subject: [PATCH 081/114] qemu-ga: qmp_guest_network_get_interfaces(): get rid of snprintf() + error_set() RH-Author: Laszlo Ersek Message-id: <1367868499-27603-24-git-send-email-lersek@redhat.com> Patchwork-id: 51122 O-Subject: [RHEL-6.5 qemu-kvm PATCH v2 23/56] qemu-ga: qmp_guest_network_get_interfaces(): get rid of snprintf() + error_set() Bugzilla: 952873 RH-Acked-by: Jeffrey Cody RH-Acked-by: Gerd Hoffmann RH-Acked-by: Paolo Bonzini Convert them to error_setg_errno(). Signed-off-by: Luiz Capitulino Reviewed-by: Michael Roth Signed-off-by: Michael Roth (cherry picked from commit 878a0ae0ab3eb8428626e67995c9efad8eb1ba80) Conflicts: qga/commands-posix.c Signed-off-by: Laszlo Ersek --- v2: adapted to g_malloc()/g_free() conversion qga/commands-posix.c | 29 ++++++++--------------------- 1 files changed, 8 insertions(+), 21 deletions(-) Signed-off-by: Michal Novotny --- qga/commands-posix.c | 29 ++++++++--------------------- 1 file changed, 8 insertions(+), 21 deletions(-) diff --git a/qga/commands-posix.c b/qga/commands-posix.c index 524e4d5..21d4c91 100644 --- a/qga/commands-posix.c +++ b/qga/commands-posix.c @@ -803,12 +803,9 @@ 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; } @@ -844,20 +841,16 @@ 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 addresss 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; } @@ -868,9 +861,7 @@ 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; } @@ -885,9 +876,7 @@ 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; } @@ -907,9 +896,7 @@ 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; } -- 1.7.11.7