From d7760d638b140d53c6390a2fbee9b06460b43e9e Mon Sep 17 00:00:00 2001
From: Ilya Dryomov <idryomov@gmail.com>
Date: Wed, 2 May 2018 20:16:57 +0200
Subject: iov_iter: fix memory leak in pipe_get_pages_alloc()

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

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 lib/iov_iter.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

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;
 
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