tree 33c6f8179d405974ed6763df331f731044c16072
parent 85a17f552dfe77efb44b971615e4f221a5f28f37
author Al Viro <viro@zeniv.linux.org.uk> 1260953640 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1260983807 -0500

O_TRUNC open shouldn't fail after file truncation

* take truncate logics into a helper (handle_truncate())
* rip it out of may_open()
* call it from the only caller of may_open() that might pass
O_TRUNC
* and do that after we'd finished with opening.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>