vfs: do_last(): make exit RCU safe

Allow returning from do_last() with LOOKUP_RCU still set on the "out:" and
"exit:" labels.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Miklos Szeredi 2012-05-21 17:30:06 +02:00 committed by Al Viro
parent 697f514df1
commit e276ae672f

View file

@ -2383,7 +2383,7 @@ common:
out: out:
if (want_write) if (want_write)
mnt_drop_write(nd->path.mnt); mnt_drop_write(nd->path.mnt);
path_put(&nd->path); terminate_walk(nd);
return filp; return filp;
exit_mutex_unlock: exit_mutex_unlock: