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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
This commit is contained in:
Philip P. Moltmann 2016-09-20 14:11:26 -07:00
parent 91811d2d34
commit 9879bb2ba2
2 changed files with 2 additions and 2 deletions
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2
libusbhost/include/usbhost/usbhost.h
View File

@ -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 */

2
libusbhost/usbhost.c
View File

@ -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;