From 9879bb2ba28891cb2a4231c39ea2d5d2da730be7 Mon Sep 17 00:00:00 2001
From: "Philip P. Moltmann" <moltmann@google.com>
Date: Tue, 20 Sep 2016 14:11:26 -0700
Subject: [PATCH] usb-bulk-transfer: Clarify sign-iy-ness of param

Parameter is implicily converted to unsigned when assigned to the struct,
so make sure users are aware of this.

Test: compiled
Change-Id: I25ca6b24591497aa4e7ce8db262ce1099c2b7b09
---
 libusbhost/include/usbhost/usbhost.h | 2 +-
 libusbhost/usbhost.c                 | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/libusbhost/include/usbhost/usbhost.h b/libusbhost/include/usbhost/usbhost.h
index 88b5b4406..84594c818 100644
--- a/libusbhost/include/usbhost/usbhost.h
+++ b/libusbhost/include/usbhost/usbhost.h
@@ -216,7 +216,7 @@ int usb_device_control_transfer(struct usb_device *device,
 int usb_device_bulk_transfer(struct usb_device *device,
                             int endpoint,
                             void* buffer,
-                            int length,
+                            unsigned int length,
                             unsigned int timeout);
 
 /** Reset USB bus for the device */
diff --git a/libusbhost/usbhost.c b/libusbhost/usbhost.c
index 299fdc475..68aca1774 100644
--- a/libusbhost/usbhost.c
+++ b/libusbhost/usbhost.c
@@ -600,7 +600,7 @@ int usb_device_control_transfer(struct usb_device *device,
 int usb_device_bulk_transfer(struct usb_device *device,
                             int endpoint,
                             void* buffer,
-                            int length,
+                            unsigned int length,
                             unsigned int timeout)
 {
     struct usbdevfs_bulktransfer  ctrl;