usb-device: If usb_claim_interface fail, exit program

This commit is contained in:
Pali Rohár committed 2012-09-23 01:52:17 +02:00
1 parent a321f275ef
commit 5efa0d96b8
1 file changed
+1 -1
+1 -1
View File
@@ -82,7 +82,6 @@ static void usb_descriptor_info_print(usb_dev_handle * udev, struct usb_device *
PRINTF_END(); PRINTF_END();
buf[0] = 0; buf[0] = 0;
buf2[0] = 0;
memset(buf2, 0, sizeof(buf2)); memset(buf2, 0, sizeof(buf2));
ret = usb_get_string_simple(udev, dev->descriptor.iSerialNumber, buf, sizeof(buf)); ret = usb_get_string_simple(udev, dev->descriptor.iSerialNumber, buf, sizeof(buf));
for ( i = 0; i < ret; i+=2 ) { for ( i = 0; i < ret; i+=2 ) {
@@ -132,6 +131,7 @@ static struct usb_device_info * usb_device_is_valid(struct usb_device * dev) {
if ( usb_claim_interface(udev, usb_devices[i].interface) < 0 ) { if ( usb_claim_interface(udev, usb_devices[i].interface) < 0 ) {
PRINTF_ERROR("usb_claim_interface failed"); PRINTF_ERROR("usb_claim_interface failed");
usb_close(udev); usb_close(udev);
exit(1);
return NULL; return NULL;
} }