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>
This commit is contained in:
Ming Lei 2013-12-10 15:01:42 +08:00 committed by Greg Kroah-Hartman
parent 756a2eed67
commit 40fcd88b8d
1 changed files with 2 additions and 1 deletions

View File

@ -152,7 +152,8 @@ unsigned int usb_stor_access_xfer_buf(unsigned char *buffer,
return cnt; return cnt;
while (sg_miter_next(&miter) && cnt < buflen) { 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) if (dir == FROM_XFER_BUF)
memcpy(buffer + cnt, miter.addr, len); memcpy(buffer + cnt, miter.addr, len);