Changeset 621

Timestamp:

Jul 16, 2015, 3:29:10 PM (9 years ago)

Author:

guerin

Message:

fat32: don't let a file replace itself in _fat_rename()

File:

• soft/giet_vm/giet_fat32/fat32.c (modified) (1 diff)

soft/giet_vm/giet_fat32/fat32.c

@@ -3773 +3773 @@
     if ( code == 0 )       // new_path inode already exist 
     {
+        if ( inode == old )  // the file will replace itself, do nothing
+        {
+            _spin_lock_release( &_fat.fat_lock );
+            return 0;
+        }
+
         to_remove        = inode;
-        new_parent       = inode->parent;   
+        new_parent       = inode->parent;
     }
     else if ( code == 1 )  // to_remove does not exist but parent exist