ncpfs: switch to ->read_iter/->write_iter

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ncpfs/ncplib_kernel.h b/fs/ncpfs/ncplib_kernel.h
index 250e443..5233fbc 100644
--- a/fs/ncpfs/ncplib_kernel.h
+++ b/fs/ncpfs/ncplib_kernel.h
@@ -53,7 +53,7 @@
 	return sizeof(struct ncp_reply_header) + 2 + 2 + size + 8;
 };
 int ncp_read_bounce(struct ncp_server *, const char *, __u32, __u16, 
-		char __user *, int *, void* bounce, __u32 bouncelen);
+		struct iov_iter *, int *, void *bounce, __u32 bouncelen);
 int ncp_read_kernel(struct ncp_server *, const char *, __u32, __u16, 
 		char *, int *);
 int ncp_write_kernel(struct ncp_server *, const char *, __u32, __u16,