=== modified file 'util/getroot.c'
--- util/getroot.c	2013-04-26 21:41:13 +0000
+++ util/getroot.c	2013-08-05 11:14:46 +0000
@@ -1322,7 +1322,7 @@
 static void
 pull_lvm_by_command (const char *os_dev)
 {
-  char *argv[6];
+  char *argv[7];
   int fd;
   pid_t pid;
   FILE *mdadm;
@@ -1355,8 +1355,10 @@
   argv[1] = (char *) "--options";
   argv[2] = (char *) "pv_name";
   argv[3] = (char *) "--noheadings";
-  argv[4] = vgname;
-  argv[5] = NULL;
+  /* Prevent trailing spaces from column alignment. */
+  argv[4] = (char *) "--rows";
+  argv[5] = vgname;
+  argv[6] = NULL;
 
   pid = exec_pipe (argv, &fd);
   free (vgname);