diff --git a/grub-core/disk/cryptodisk.c b/grub-core/disk/cryptodisk.c
index 90f82b2d3..9df3d310f 100644
--- a/grub-core/disk/cryptodisk.c
+++ b/grub-core/disk/cryptodisk.c
@@ -983,7 +983,7 @@ grub_util_cryptodisk_get_uuid (grub_disk_t disk)
 
 #endif
 
-static int check_boot, have_it;
+static int check_boot;
 static char *search_uuid;
 
 static void
@@ -995,7 +995,7 @@ cryptodisk_close (grub_cryptodisk_t dev)
   grub_free (dev);
 }
 
-static grub_err_t
+static grub_cryptodisk_t
 grub_cryptodisk_scan_device_real (const char *name, grub_disk_t source)
 {
   grub_err_t err;
@@ -1005,13 +1005,13 @@ grub_cryptodisk_scan_device_real (const char *name, grub_disk_t source)
   dev = grub_cryptodisk_get_by_source_disk (source);
 
   if (dev)
-    return GRUB_ERR_NONE;
+    return dev;
 
   FOR_CRYPTODISK_DEVS (cr)
   {
     dev = cr->scan (source, search_uuid, check_boot);
     if (grub_errno)
-      return grub_errno;
+      return NULL;
     if (!dev)
       continue;
     
@@ -1019,16 +1019,16 @@ grub_cryptodisk_scan_device_real (const char *name, grub_disk_t source)
     if (err)
     {
       cryptodisk_close (dev);
-      return err;
+      return NULL;
     }
 
     grub_cryptodisk_insert (dev, name, source);
 
-    have_it = 1;
-
-    return GRUB_ERR_NONE;
+    return dev;
   }
-  return GRUB_ERR_NONE;
+
+  grub_error (GRUB_ERR_BAD_MODULE, "no cryptodisk module can handle this device");
+  return NULL;
 }
 
 #ifdef GRUB_UTIL
@@ -1082,8 +1082,10 @@ static int
 grub_cryptodisk_scan_device (const char *name,
 			     void *data __attribute__ ((unused)))
 {
-  grub_err_t err;
+  int ret = 0;
   grub_disk_t source;
+  grub_cryptodisk_t dev;
+  grub_errno = GRUB_ERR_NONE;
 
   /* Try to open disk.  */
   source = grub_disk_open (name);
@@ -1093,13 +1095,26 @@ grub_cryptodisk_scan_device (const char *name,
       return 0;
     }
 
-  err = grub_cryptodisk_scan_device_real (name, source);
+  dev = grub_cryptodisk_scan_device_real (name, source);
+  if (dev)
+    {
+      ret = (search_uuid != NULL && grub_strcasecmp (search_uuid, dev->uuid) == 0);
+      goto cleanup;
+    }
 
-  grub_disk_close (source);
-  
-  if (err)
+  /*
+   * Do not print error when err is GRUB_ERR_BAD_MODULE to avoid many unhelpful
+   * error messages.
+   */
+  if (grub_errno == GRUB_ERR_BAD_MODULE)
+    grub_error_pop ();
+
+  if (grub_errno != GRUB_ERR_NONE)
     grub_print_error ();
-  return have_it && search_uuid ? 1 : 0;
+
+ cleanup:
+  grub_disk_close (source);
+  return ret;
 }
 
 static grub_err_t
@@ -1110,9 +1125,9 @@ grub_cmd_cryptomount (grub_extcmd_context_t ctxt, int argc, char **args)
   if (argc < 1 && !state[1].set && !state[2].set)
     return grub_error (GRUB_ERR_BAD_ARGUMENT, "device name required");
 
-  have_it = 0;
   if (state[0].set)
     {
+      int found_uuid;
       grub_cryptodisk_t dev;
 
       dev = grub_cryptodisk_get_by_uuid (args[0]);
@@ -1125,10 +1140,10 @@ grub_cmd_cryptomount (grub_extcmd_context_t ctxt, int argc, char **args)
 
       check_boot = state[2].set;
       search_uuid = args[0];
-      grub_device_iterate (&grub_cryptodisk_scan_device, NULL);
+      found_uuid = grub_device_iterate (&grub_cryptodisk_scan_device, NULL);
       search_uuid = NULL;
 
-      if (!have_it)
+      if (!found_uuid)
 	return grub_error (GRUB_ERR_BAD_ARGUMENT, "no such cryptodisk found");
       return GRUB_ERR_NONE;
     }
@@ -1142,7 +1157,6 @@ grub_cmd_cryptomount (grub_extcmd_context_t ctxt, int argc, char **args)
     }
   else
     {
-      grub_err_t err;
       grub_disk_t disk;
       grub_cryptodisk_t dev;
       char *diskname;
@@ -1178,13 +1192,13 @@ grub_cmd_cryptomount (grub_extcmd_context_t ctxt, int argc, char **args)
 	  return GRUB_ERR_NONE;
 	}
 
-      err = grub_cryptodisk_scan_device_real (diskname, disk);
+      dev = grub_cryptodisk_scan_device_real (diskname, disk);
 
       grub_disk_close (disk);
       if (disklast)
 	*disklast = ')';
 
-      return err;
+      return (dev == NULL) ? grub_errno : GRUB_ERR_NONE;
     }
 }