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sys/dev/usb/serial/uplcom.c:543:29: error: implicit conversion from 'int' to 'int8_t' (aka 'signed char') changes value from 192 to -64 [-Werror,-Wconstant-conversion]
if (uplcom_pl2303_do(udev, UT_READ_VENDOR_DEVICE, UPLCOM_SET_REQUEST, 0x8484, 0, 1)
~~~~~~~~~~~~~~~~ ^~~~~~~~~~~~~~~~~~~~~
sys/dev/usb/usb.h:179:53: note: expanded from macro 'UT_READ_VENDOR_DEVICE'
#define UT_READ_VENDOR_DEVICE (UT_READ | UT_VENDOR | UT_DEVICE)
~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~
This is because UT_READ is 0x80, so the int8_t argument is wrapped to a
negative value. Fix this by using uint8_t instead.
Reviewed by: imp, hselasky
MFC after: 3 days
Differential Revision: https://reviews.freebsd.org/D7776
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|---|---|---|
| .. | ||
| controller | ||
| gadget | ||
| input | ||
| misc | ||
| net | ||
| quirk | ||
| serial | ||
| storage | ||
| template | ||
| video | ||
| wlan | ||
| ufm_ioctl.h | ||
| uftdiio.h | ||
| uled_ioctl.h | ||
| usb.h | ||
| usb_bus.h | ||
| usb_busdma.c | ||
| usb_busdma.h | ||
| usb_cdc.h | ||
| usb_controller.h | ||
| usb_core.c | ||
| usb_core.h | ||
| usb_debug.c | ||
| usb_debug.h | ||
| usb_dev.c | ||
| usb_dev.h | ||
| usb_device.c | ||
| usb_device.h | ||
| usb_dynamic.c | ||
| usb_dynamic.h | ||
| usb_endian.h | ||
| usb_error.c | ||
| usb_freebsd.h | ||
| usb_freebsd_loader.h | ||
| usb_generic.c | ||
| usb_generic.h | ||
| usb_handle_request.c | ||
| usb_hid.c | ||
| usb_hub.c | ||
| usb_hub.h | ||
| usb_if.m | ||
| usb_ioctl.h | ||
| usb_lookup.c | ||
| usb_mbuf.c | ||
| usb_mbuf.h | ||
| usb_msctest.c | ||
| usb_msctest.h | ||
| usb_parse.c | ||
| usb_pci.h | ||
| usb_pf.c | ||
| usb_pf.h | ||
| usb_process.c | ||
| usb_process.h | ||
| usb_request.c | ||
| usb_request.h | ||
| usb_transfer.c | ||
| usb_transfer.h | ||
| usb_util.c | ||
| usb_util.h | ||
| usbdevs | ||
| usbdi.h | ||
| usbdi_util.h | ||
| usbhid.h | ||