[PATCH 2/2] iov_iter: fix memory leak in pipe_get_pages_alloc()

[Ilya Dryomov]

Make n signed to avoid leaking the pages array if __pipe_get_pages()
fails.

Signed-off-by: Ilya Dryomov <idryo...@gmail.com>
---
 lib/iov_iter.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index 4d5bf40d399d..fdae394172fa 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -1102,7 +1102,7 @@ static ssize_t pipe_get_pages_alloc(struct iov_iter *i,
                   size_t *start)
 {
        struct page **p;
-       size_t n;
+       ssize_t n;
        int idx;
        int npages;
 
-- 
2.4.3