diff options
-rw-r--r-- | src/jtag/drivers/usb_blaster/usb_blaster.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/jtag/drivers/usb_blaster/usb_blaster.c b/src/jtag/drivers/usb_blaster/usb_blaster.c index 5335ce4e..d64a7ea8 100644 --- a/src/jtag/drivers/usb_blaster/usb_blaster.c +++ b/src/jtag/drivers/usb_blaster/usb_blaster.c @@ -952,7 +952,7 @@ COMMAND_HANDLER(ublast_handle_pin_command) if (strlen(pin_value) > 1) val = '?'; - switch (tolower(val)) { + switch (tolower((unsigned char)val)) { case '0': *steer = FIXED_0; break; |