jtag: drivers: with pointers, use NULL instead of 0

[openocd.git] / src / jtag / drivers / ft232r.c

diff --git a/src/jtag/drivers/ft232r.c b/src/jtag/drivers/ft232r.c
index 816b2d05e72b04a980aaaa2a1b870b0fe0df6d9d..1d73af4e5c24e7d78ccdcd78c22b280265df9133 100644 (file)
--- a/src/jtag/drivers/ft232r.c
+++ b/src/jtag/drivers/ft232r.c
@@ -235,7 +235,7 @@ static int ft232r_speed(int divisor)
 
        if (jtag_libusb_control_transfer(adapter,
                LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
-               SIO_SET_BAUD_RATE, divisor, 0, 0, 0, 1000) != 0) {
+               SIO_SET_BAUD_RATE, divisor, 0, NULL, 0, 1000) != 0) {
                LOG_ERROR("cannot set baud rate");
                return ERROR_JTAG_DEVICE_ERROR;
        }
@@ -266,7 +266,7 @@ static int ft232r_init(void)
        /* Reset the device. */
        if (jtag_libusb_control_transfer(adapter,
                LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
-               SIO_RESET, 0, 0, 0, 0, 1000) != 0) {
+               SIO_RESET, 0, 0, NULL, 0, 1000) != 0) {
                LOG_ERROR("unable to reset device");
                return ERROR_JTAG_INIT_FAILED;
        }
@@ -275,7 +275,7 @@ static int ft232r_init(void)
        if (jtag_libusb_control_transfer(adapter,
                LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
                SIO_SET_BITMODE, (1<<tck_gpio) | (1<<tdi_gpio) | (1<<tms_gpio) | (1<<ntrst_gpio) | (1<<nsysrst_gpio) | 0x400,
-               0, 0, 0, 1000) != 0) {
+               0, NULL, 0, 1000) != 0) {
                LOG_ERROR("cannot set sync bitbang mode");
                return ERROR_JTAG_INIT_FAILED;
        }
@@ -288,13 +288,13 @@ static int ft232r_init(void)
        if (jtag_libusb_control_transfer(adapter,
                LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
                SIO_SET_BAUD_RATE, divisor,
-               0, 0, 0, 1000) != 0) {
+               0, NULL, 0, 1000) != 0) {
                LOG_ERROR("cannot set baud rate");
                return ERROR_JTAG_INIT_FAILED;
        }
        if (jtag_libusb_control_transfer(adapter,
                LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
-               SIO_SET_LATENCY_TIMER, latency_timer, 0, 0, 0, 1000) != 0) {
+               SIO_SET_LATENCY_TIMER, latency_timer, 0, NULL, 0, 1000) != 0) {
                LOG_ERROR("unable to set latency timer");
                return ERROR_JTAG_INIT_FAILED;
        }
@@ -315,7 +315,7 @@ static int ft232r_quit(void)
                if (jtag_libusb_control_transfer(adapter,
                        LIBUSB_REQUEST_TYPE_VENDOR | LIBUSB_RECIPIENT_DEVICE | LIBUSB_ENDPOINT_OUT,
                        SIO_SET_BITMODE, ft232r_restore_bitmode,
-                       0, 0, 0, 1000) != 0) {
+                       0, NULL, 0, 1000) != 0) {
                        LOG_ERROR("cannot set bitmode to restore serial port");
                }
        }