Fixed variable shadowing

[libftdi] / src / ftdi.c

diff --git a/src/ftdi.c b/src/ftdi.c
index 03a10be..c62428d 100644 (file)
--- a/src/ftdi.c
+++ b/src/ftdi.c
@@ -413,8 +413,8 @@ int ftdi_usb_get_strings(struct ftdi_context * ftdi, struct libusb_device * dev,
     if ((ftdi==NULL) || (dev==NULL))
         return -1;
 
-    if (libusb_open(dev, &ftdi->usb_dev) < 0)
-        ftdi_error_return(-4, "libusb_open() failed");
+    if (ftdi->usb_dev == NULL && libusb_open(dev, &ftdi->usb_dev) < 0)
+            ftdi_error_return(-4, "libusb_open() failed");
 
     if (libusb_get_device_descriptor(dev, &desc) < 0)
         ftdi_error_return(-11, "libusb_get_device_descriptor() failed");
@@ -1018,8 +1018,8 @@ static int ftdi_to_clkbits_AM(int baudrate, unsigned long *encoded_divisor)
     static const char am_adjust_up[8] = {0, 0, 0, 1, 0, 3, 2, 1};
     static const char am_adjust_dn[8] = {0, 0, 0, 1, 0, 1, 2, 3};
     int divisor, best_divisor, best_baud, best_baud_diff;
-    divisor = 24000000 / baudrate;
     int i;
+    divisor = 24000000 / baudrate;
 
     // Round down to supported fraction (AM only)
     divisor -= am_adjust_dn[divisor & 7];
@@ -1393,7 +1393,7 @@ int ftdi_write_data(struct ftdi_context *ftdi, const unsigned char *buf, int siz
     return offset;
 }
 
-static void ftdi_read_data_cb(struct libusb_transfer *transfer)
+static void LIBUSB_CALL ftdi_read_data_cb(struct libusb_transfer *transfer)
 {
     struct ftdi_transfer_control *tc = (struct ftdi_transfer_control *) transfer->user_data;
     struct ftdi_context *ftdi = tc->ftdi;
@@ -1475,7 +1475,7 @@ static void ftdi_read_data_cb(struct libusb_transfer *transfer)
 }
 
 
-static void ftdi_write_data_cb(struct libusb_transfer *transfer)
+static void LIBUSB_CALL ftdi_write_data_cb(struct libusb_transfer *transfer)
 {
     struct ftdi_transfer_control *tc = (struct ftdi_transfer_control *) transfer->user_data;
     struct ftdi_context *ftdi = tc->ftdi;
@@ -3136,7 +3136,7 @@ static unsigned char bit2type(unsigned char bits)
 */
 int ftdi_eeprom_decode(struct ftdi_context *ftdi, int verbose)
 {
-    unsigned char i, j;
+    int i, j;
     unsigned short checksum, eeprom_checksum, value;
     unsigned char manufacturer_size = 0, product_size = 0, serial_size = 0;
     int eeprom_size;
@@ -3356,8 +3356,6 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, int verbose)
     }
     else if (ftdi->type == TYPE_232H)
     {
-        int i;
-
         eeprom->channel_a_type   = buf[0x00] & 0xf;
         eeprom->channel_a_driver = (buf[0x00] & DRIVER_VCPH)?DRIVER_VCP:0;
         eeprom->clock_polarity =  buf[0x01]       & FT1284_CLK_IDLE_STATE;
@@ -3474,7 +3472,6 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, int verbose)
         }
         else if (ftdi->type == TYPE_232H)
         {
-            int i;
             char *cbush_mux[] = {"TRISTATE","RXLED","TXLED", "TXRXLED","PWREN",
                                  "SLEEP","DRIVE_0","DRIVE_1","IOMODE","TXDEN",
                                  "CLK30","CLK15","CLK7_5"
@@ -3496,7 +3493,6 @@ int ftdi_eeprom_decode(struct ftdi_context *ftdi, int verbose)
         }
         else if (ftdi->type == TYPE_230X)
         {
-            int i;
             char *cbush_mux[] = {"TRISTATE","RXLED","TXLED", "TXRXLED","PWREN",
                                  "SLEEP","DRIVE_0","DRIVE_1","IOMODE","TXDEN",
                                  "CLK24","CLK12","CLK6","BAT_DETECT","BAT_DETECT#",