* grub-core/partmap/bsdlabel.c (iterate_real): Fix freeing of static

buffer.

grub-core/partmap/bsdlabel.c

@@ -105,9 +105,10 @@ iterate_real (grub_disk_t disk, grub_disk_addr_t sector, int freebsd,
 	  char *partname;
 	  /* disk->partition != NULL as 0 < delta */
 	  partname = disk->partition ? grub_partition_get_name (disk->partition)
-	    : "";
+	    : 0;
 	  grub_util_warn (_("Discarding improperly nested partition (%s,%s,%s%d)"),
-			  disk->name, partname, p.partmap->name, p.number + 1);
+			  disk->name, partname ? : "", p.partmap->name,
+			  p.number + 1);
 	  grub_free (partname);
 #endif
 	  continue;