From 9a1582734027f7352f16eb5a6251eabeffa46375 Mon Sep 17 00:00:00 2001
Message-Id: <9a1582734027f7352f16eb5a6251eabeffa46375.1367947969.git.minovotn@redhat.com>
In-Reply-To: <707b9b97153063374d2530e72c49b1499fc21af9.1367947969.git.minovotn@redhat.com>
References: <707b9b97153063374d2530e72c49b1499fc21af9.1367947969.git.minovotn@redhat.com>
From: Michal Novotny <minovotn@redhat.com>
Date: Tue, 7 May 2013 18:36:13 +0200
Subject: [PATCH 007/114] Revert "qemu-ga: qmp_guest_network_get_interfaces():
 get rid of snprintf() + error_set()"

This reverts commit 68785d91377a8308478e74e771158c2cc778940f.

Reverting as asked by Laszlo in message <51892739.2030807@redhat.com>
because of the ordering issue (most likely) related to supersed
testing.

Signed-off-by: Michal Novotny <minovotn@redhat.com>
---
 qga/commands-posix.c | 29 +++++++++++++++++++++--------
 1 file changed, 21 insertions(+), 8 deletions(-)

diff --git a/qga/commands-posix.c b/qga/commands-posix.c
index e28dfd4..6463a9a 100644
--- a/qga/commands-posix.c
+++ b/qga/commands-posix.c
@@ -963,9 +963,12 @@ 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) {
-        error_setg_errno(errp, errno, "getifaddrs failed");
+        snprintf(err_msg, sizeof(err_msg),
+                 "getifaddrs failed: %s", strerror(errno));
+        error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg);
         goto error;
     }
 
@@ -1001,16 +1004,20 @@ 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) {
-                error_setg_errno(errp, errno, "failed to create socket");
+                snprintf(err_msg, sizeof(err_msg),
+                         "failed to create socket: %s", strerror(errno));
+                error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg);
                 goto error;
             }
 
             memset(&ifr, 0, sizeof(ifr));
             pstrcpy(ifr.ifr_name, IF_NAMESIZE, info->value->name);
             if (ioctl(sock, SIOCGIFHWADDR, &ifr) == -1) {
-                error_setg_errno(errp, errno,
-                                 "failed to get MAC address of %s",
-                                 ifa->ifa_name);
+                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);
                 goto error;
             }
 
@@ -1021,7 +1028,9 @@ 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) {
-                error_setg_errno(errp, errno, "failed to format MAC");
+                snprintf(err_msg, sizeof(err_msg),
+                         "failed to format MAC: %s", strerror(errno));
+                error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg);
                 goto error;
             }
 
@@ -1036,7 +1045,9 @@ 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))) {
-                error_setg_errno(errp, errno, "inet_ntop failed");
+                snprintf(err_msg, sizeof(err_msg),
+                         "inet_ntop failed : %s", strerror(errno));
+                error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg);
                 goto error;
             }
 
@@ -1056,7 +1067,9 @@ 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))) {
-                error_setg_errno(errp, errno, "inet_ntop failed");
+                snprintf(err_msg, sizeof(err_msg),
+                         "inet_ntop failed : %s", strerror(errno));
+                error_set(errp, QERR_QGA_COMMAND_FAILED, err_msg);
                 goto error;
             }
 
-- 
1.7.11.7