jtag_libusb_bulk_read|write: return error code instead of size

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

diff --git a/src/jtag/drivers/ft232r.c b/src/jtag/drivers/ft232r.c
index 1ef0c57ea48672a0d70bff8c983c3a05f0430123..c20367fc00f8360f3de1bc8485f668174d3b5681 100644 (file)
--- a/src/jtag/drivers/ft232r.c
+++ b/src/jtag/drivers/ft232r.c
@@ -132,11 +132,11 @@ static int ft232r_send_recv(void)
                        bytes_to_write = rxfifo_free;
 
                if (bytes_to_write) {
-                       int n = jtag_libusb_bulk_write(adapter, IN_EP,
-                               (char *) ft232r_output + total_written,
-                               bytes_to_write, 1000);
+                       int n;
 
-                       if (n == 0) {
+                       if (jtag_libusb_bulk_write(adapter, IN_EP,
+                                                  (char *) ft232r_output + total_written,
+                                                  bytes_to_write, 1000, &n) != ERROR_OK) {
                                LOG_ERROR("usb bulk write failed");
                                return ERROR_JTAG_DEVICE_ERROR;
                        }
@@ -147,12 +147,10 @@ static int ft232r_send_recv(void)
 
                /* Read */
                uint8_t reply[64];
+               int n;
 
-               int n = jtag_libusb_bulk_read(adapter, OUT_EP,
-                       (char *) reply,
-                       sizeof(reply), 1000);
-
-               if (n == 0) {
+               if (jtag_libusb_bulk_read(adapter, OUT_EP, (char *) reply,
+                                         sizeof(reply), 1000, &n) != ERROR_OK) {
                        LOG_ERROR("usb bulk read failed");
                        return ERROR_JTAG_DEVICE_ERROR;
                }