From: Ming Lei <ming.lei@canonical.com>
Date: Tue, 10 Dec 2013 07:01:42 +0000 (+0800)
Subject: USB: storage: fix compile warning
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=40fcd88b8d49fd911518190c985112097d3a8a17;p=linux-beck.git

USB: storage: fix compile warning

This patch should fix the below compile warning:

drivers/usb/storage/protocol.c: In function 'usb_stor_access_xfer_buf':
drivers/usb/storage/protocol.c:155:22: warning: comparison of distinct
pointer types lacks a cast [enabled by default]

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/storage/protocol.c b/drivers/usb/storage/protocol.c
index f54e5fea9230..12e3c2fac642 100644
--- a/drivers/usb/storage/protocol.c
+++ b/drivers/usb/storage/protocol.c
@@ -152,7 +152,8 @@ unsigned int usb_stor_access_xfer_buf(unsigned char *buffer,
 		return cnt;
 
 	while (sg_miter_next(&miter) && cnt < buflen) {
-		unsigned int len = min(miter.length, buflen - cnt);
+		unsigned int len = min_t(unsigned int, miter.length,
+				buflen - cnt);
 
 		if (dir == FROM_XFER_BUF)
 			memcpy(buffer + cnt, miter.addr, len);