GNU shell utilities

[gnulib.git] / lib / xgethostname.c

diff --git a/lib/xgethostname.c b/lib/xgethostname.c
index 86408e7..9973b45 100644 (file)
--- a/lib/xgethostname.c
+++ b/lib/xgethostname.c
@@ -46,12 +46,12 @@ xgethostname ()
   int err;
 
   size = INITIAL_HOSTNAME_LENGTH;
+  hostname = xmalloc (size);
   while (1)
     {
-      hostname = xmalloc (size);
       hostname[size - 1] = '\0';
       err = gethostname (hostname, size);
-      if (err || hostname[size - 1] == '\0')
+      if (err == 0 && hostname[size - 1] == '\0')
        break;
       size *= 2;
       hostname = xrealloc (hostname, size);