iov_iter: fix return type of __pipe_get_pages()

It returns -EFAULT and happens to be a helper for pipe_get_pages()
whose return type is ssize_t.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Ilya Dryomov 2018-05-02 20:16:56 +02:00 • committed by Al Viro
commit e76b631239