diff options
-rw-r--r-- | lib/iov_iter.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/iov_iter.c b/lib/iov_iter.c index 0ce341125195..7312e7784611 100644 --- a/lib/iov_iter.c +++ b/lib/iov_iter.c | |||
@@ -833,13 +833,13 @@ static inline size_t __pipe_get_pages(struct iov_iter *i, | |||
833 | size_t *start) | 833 | size_t *start) |
834 | { | 834 | { |
835 | struct pipe_inode_info *pipe = i->pipe; | 835 | struct pipe_inode_info *pipe = i->pipe; |
836 | size_t n = push_pipe(i, maxsize, &idx, start); | 836 | ssize_t n = push_pipe(i, maxsize, &idx, start); |
837 | if (!n) | 837 | if (!n) |
838 | return -EFAULT; | 838 | return -EFAULT; |
839 | 839 | ||
840 | maxsize = n; | 840 | maxsize = n; |
841 | n += *start; | 841 | n += *start; |
842 | while (n >= PAGE_SIZE) { | 842 | while (n > 0) { |
843 | get_page(*pages++ = pipe->bufs[idx].page); | 843 | get_page(*pages++ = pipe->bufs[idx].page); |
844 | idx = next_idx(idx, pipe); | 844 | idx = next_idx(idx, pipe); |
845 | n -= PAGE_SIZE; | 845 | n -= PAGE_SIZE; |