vfs: fix check for fallocate on active swapfile

Fix the broken check for calling sys_fallocate() on an active swapfile,
introduced by commit 0790b31b69 ("fs: disallow all fallocate
operation on active swapfile").

Signed-off-by: Eric Biggers <ebiggers3@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Eric Biggers 2014-06-24 23:45:08 -05:00 коммит произвёл Al Viro
Родитель af43647277
Коммит 6d2b6170c8
1 изменённых файлов: 2 добавлений и 3 удалений

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@ -263,11 +263,10 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
return -EPERM;
/*
* We can not allow to do any fallocate operation on an active
* swapfile
* We cannot allow any fallocate operation on an active swapfile
*/
if (IS_SWAPFILE(inode))
ret = -ETXTBSY;
return -ETXTBSY;
/*
* Revalidate the write permissions, in case security policy has