monitor: convert do_getfd() to QError

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
(cherry picked from commit 7cdfcfe18f0a9e8603e4a14770a84eb5649521c5)

1 files changed, 6 insertions, 4 deletions

diff --git a/monitor.c b/monitor.c
index 91cb2ce35..16d611e5a 100644
--- a/monitor.c
+++ b/monitor.c
@@ -2071,19 +2071,21 @@ static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
 
     fd = qemu_chr_get_msgfd(mon->chr);
     if (fd == -1) {
-        monitor_printf(mon, "getfd: no file descriptor supplied via SCM_RIGHTS\n");
+        qemu_error_new(QERR_FD_NOT_SUPPLIED);
         return;
     }
 
     if (qemu_isdigit(fdname[0])) {
-        monitor_printf(mon, "getfd: monitor names may not begin with a number\n");
+        qemu_error_new(QERR_INVALID_PARAMETER, "fdname");
         return;
     }
 
     fd = dup(fd);
     if (fd == -1) {
-        monitor_printf(mon, "Failed to dup() file descriptor: %s\n",
-                       strerror(errno));
+        if (errno == EMFILE)
+            qemu_error_new(QERR_TOO_MANY_FILES);
+        else
+            qemu_error_new(QERR_UNDEFINED_ERROR);
         return;
     }