Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2015-02-18' into staging

Clean up around error_get_pretty(), qerror_report_err()

# gpg: Signature made Wed Feb 18 10:10:07 2015 GMT using RSA key ID EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"

* remotes/armbru/tags/pull-error-2015-02-18:
  qemu-char: Avoid qerror_report_err() outside QMP command handlers
  qemu-img: Avoid qerror_report_err() outside QMP command handlers
  vl: Avoid qerror_report_err() outside QMP command handlers
  tpm: Avoid qerror_report_err() outside QMP command handlers
  numa: Avoid qerror_report_err() outside QMP command handlers
  net: Avoid qerror_report_err() outside QMP command handlers
  monitor: Avoid qerror_report_err() outside QMP command handlers
  monitor: Clean up around monitor_handle_fd_param()
  error: Use error_report_err() where appropriate
  error: New convenience function error_report_err()
  vhost-scsi: Improve error reporting for invalid vhostfd

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

3 files changed, 14 insertions, 10 deletions

diff --git a/net/net.c b/net/net.c
index 73d8ee9..5146361 100644
--- a/net/net.c
+++ b/net/net.c
@@ -974,8 +974,7 @@ void hmp_host_net_add(Monitor *mon, const QDict *qdict)
 
     net_client_init(opts, 0, &local_err);
     if (local_err) {
-        qerror_report_err(local_err);
-        error_free(local_err);
+        error_report_err(local_err);
         monitor_printf(mon, "adding host network device %s failed\n", device);
     }
 }
@@ -1270,8 +1269,7 @@ static int net_init_client(QemuOpts *opts, void *dummy)
 
     net_client_init(opts, 0, &local_err);
     if (local_err) {
-        qerror_report_err(local_err);
-        error_free(local_err);
+        error_report_err(local_err);
         return -1;
     }
 
@@ -1285,8 +1283,7 @@ static int net_init_netdev(QemuOpts *opts, void *dummy)
 
     ret = net_client_init(opts, 1, &local_err);
     if (local_err) {
-        qerror_report_err(local_err);
-        error_free(local_err);
+        error_report_err(local_err);
         return -1;
     }
 
diff --git a/net/socket.c b/net/socket.c
index 68a93cd..c30e03f 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -695,6 +695,7 @@ static int net_socket_udp_init(NetClientState *peer,
 int net_init_socket(const NetClientOptions *opts, const char *name,
                     NetClientState *peer)
 {
+    Error *err = NULL;
     const NetdevSocketOptions *sock;
 
     assert(opts->kind == NET_CLIENT_OPTIONS_KIND_SOCKET);
@@ -715,8 +716,9 @@ int net_init_socket(const NetClientOptions *opts, const char *name,
     if (sock->has_fd) {
         int fd;
 
-        fd = monitor_handle_fd_param(cur_mon, sock->fd);
+        fd = monitor_fd_param(cur_mon, sock->fd, &err);
         if (fd == -1) {
+            error_report_err(err);
             return -1;
         }
         qemu_set_nonblock(fd);
diff --git a/net/tap.c b/net/tap.c
index 1fe0edf..968df46 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -605,6 +605,7 @@ static int net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
                             const char *downscript, const char *vhostfdname,
                             int vnet_hdr, int fd)
 {
+    Error *err = NULL;
     TAPState *s;
     int vhostfd;
 
@@ -643,8 +644,9 @@ static int net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
         options.force = tap->has_vhostforce && tap->vhostforce;
 
         if (tap->has_vhostfd || tap->has_vhostfds) {
-            vhostfd = monitor_handle_fd_param(cur_mon, vhostfdname);
+            vhostfd = monitor_fd_param(cur_mon, vhostfdname, &err);
             if (vhostfd == -1) {
+                error_report_err(err);
                 return -1;
             }
         } else {
@@ -704,6 +706,7 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
     /* for the no-fd, no-helper case */
     const char *script = NULL; /* suppress wrong "uninit'd use" gcc warning */
     const char *downscript = NULL;
+    Error *err = NULL;
     const char *vhostfdname;
     char ifname[128];
 
@@ -729,8 +732,9 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
             return -1;
         }
 
-        fd = monitor_handle_fd_param(cur_mon, tap->fd);
+        fd = monitor_fd_param(cur_mon, tap->fd, &err);
         if (fd == -1) {
+            error_report_err(err);
             return -1;
         }
 
@@ -768,8 +772,9 @@ int net_init_tap(const NetClientOptions *opts, const char *name,
         }
 
         for (i = 0; i < nfds; i++) {
-            fd = monitor_handle_fd_param(cur_mon, fds[i]);
+            fd = monitor_fd_param(cur_mon, fds[i], &err);
             if (fd == -1) {
+                error_report_err(err);
                 return -1;
             }