drivers: USB Blaster II: claim interface before using it

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

diff --git a/src/jtag/drivers/parport.c b/src/jtag/drivers/parport.c
index 6d15203ae6e6973bcaefc6314ba937beb55c6448..b203c828ba0febc0cf62b8bcbf05044c5a60c5a1 100644 (file)
--- a/src/jtag/drivers/parport.c
+++ b/src/jtag/drivers/parport.c
@@ -237,7 +237,7 @@ static int parport_get_giveio_access(void)
        HANDLE h;
        OSVERSIONINFO version;
 
-       version.dwOSVersionInfoSize = sizeof version;
+       version.dwOSVersionInfoSize = sizeof(version);
        if (!GetVersionEx(&version)) {
                errno = EINVAL;
                return -1;
@@ -392,10 +392,8 @@ static int parport_quit(void)
                parport_write_data();
        }
 
-       if (parport_cable) {
-               free(parport_cable);
-               parport_cable = NULL;
-       }
+       free(parport_cable);
+       parport_cable = NULL;
 
        return ERROR_OK;
 }