Fix all compilation warnings

[fw/stlink] / src / stlink-usb.c

diff --git a/src/stlink-usb.c b/src/stlink-usb.c
index fa2bd7e081c50154fbd3164ce7250ed334b737fe..ec4053ac7bd050bd3d4f0f91b750084902e7a94a 100644 (file)
--- a/src/stlink-usb.c
+++ b/src/stlink-usb.c
@@ -203,7 +203,7 @@ void _stlink_usb_version(stlink_t *sl) {
     }
 }
 
-int _stlink_usb_target_voltage(stlink_t *sl) {
+int32_t _stlink_usb_target_voltage(stlink_t *sl) {
     struct stlink_libusb * const slu = sl->backend_data;
     unsigned char* const rdata = sl->q_buf;
     unsigned char* const cmd  = sl->c_buf;