From 96ddbf504a05502800e7cbeb4d08abbcc206c51c Mon Sep 17 00:00:00 2001
From: David Brownell <david-b@pacbell.net>
Date: Fri, 10 Aug 2007 13:01:09 -0700
Subject: [PATCH] spidev warning fix

Git rid of "warning: passing arg 2 of `access_ok' makes pointer from integer
without a cast" reported on SH ...  most architectures use macros in that
test, SH uses inlined functions.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/spi/spidev.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 630f781aeb..c55459c592 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -183,7 +183,9 @@ static int spidev_message(struct spidev_data *spidev,
 
 		if (u_tmp->rx_buf) {
 			k_tmp->rx_buf = buf;
-			if (!access_ok(VERIFY_WRITE, u_tmp->rx_buf, u_tmp->len))
+			if (!access_ok(VERIFY_WRITE, (u8 __user *)
+						(ptrdiff_t) u_tmp->rx_buf,
+						u_tmp->len))
 				goto done;
 		}
 		if (u_tmp->tx_buf) {
-- 
2.39.5