[PATCH 6/6] fuse: rework fuse_do_ioctl()

[Maxim Patlasov <mpatlasov@parallels.com>]

fuse_do_ioctl() already calculates the number of pages it's going to use. It is
stored in 'num_pages' variable. So the patch simply uses it for allocating
fuse_req.
---
 fs/fuse/file.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 84cc83c..abb070b 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1885,7 +1885,7 @@ long fuse_do_ioctl(struct file *file, unsigned int cmd, unsigned long arg,
 		num_pages++;
 	}
 
-	req = fuse_get_req_multipage(fc, FUSE_MAX_PAGES_PER_REQ);
+	req = fuse_get_req_multipage(fc, num_pages);
 	if (IS_ERR(req)) {
 		err = PTR_ERR(req);
 		req = NULL;