O_TRUNC open shouldn't fail after file truncation
authorAl Viro <viro@zeniv.linux.org.uk>
Wed, 16 Dec 2009 08:54:00 +0000 (03:54 -0500)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 16 Dec 2009 17:16:47 +0000 (12:16 -0500)
commit7715b521222b6ebb6e927fa261ed91ed687fe454
tree33c6f8179d405974ed6763df331f731044c16072
parent85a17f552dfe77efb44b971615e4f221a5f28f37
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>
fs/namei.c