}
EXPORT_SYMBOL(add_to_pipe);
-void spd_release_page(struct splice_pipe_desc *spd, unsigned int i)
-{
- put_page(spd->pages[i]);
-}
-
/*
* Check if we need to grow the arrays holding pages and partial page
* descriptions.
struct iov_iter to;
struct page **pages;
unsigned int nr_pages;
- size_t offset, dummy, copied = 0;
+ size_t offset, base, copied = 0;
ssize_t res;
int i;
iov_iter_pipe(&to, ITER_PIPE | READ, pipe, len + offset);
- res = iov_iter_get_pages_alloc(&to, &pages, len + offset, &dummy);
+ res = iov_iter_get_pages_alloc(&to, &pages, len + offset, &base);
if (res <= 0)
return -ENOMEM;
- BUG_ON(dummy);
- nr_pages = DIV_ROUND_UP(res, PAGE_SIZE);
+ nr_pages = DIV_ROUND_UP(res + base, PAGE_SIZE);
vec = __vec;
if (nr_pages > PIPE_DEF_BUFFERS) {
struct fd f;
long error;
+ if (unlikely(flags & ~SPLICE_F_ALL))
+ return -EINVAL;
if (unlikely(nr_segs > UIO_MAXIOV))
return -EINVAL;
else if (unlikely(!nr_segs))
if (unlikely(!len))
return 0;
+ if (unlikely(flags & ~SPLICE_F_ALL))
+ return -EINVAL;
+
error = -EBADF;
in = fdget(fd_in);
if (in.file) {
struct fd in;
int error;
+ if (unlikely(flags & ~SPLICE_F_ALL))
+ return -EINVAL;
+
if (unlikely(!len))
return 0;