Remove unnecessary parentheses from sizeof, apply sizeof to variables instead of...

[tinc] / src / mingw / device.c

diff --git a/src/mingw/device.c b/src/mingw/device.c
index b3cbe3b..d6dde92 100644 (file)
--- a/src/mingw/device.c
+++ b/src/mingw/device.c
@@ -160,18 +160,18 @@ bool setup_device(void) {
        }
 
        for (i = 0; ; i++) {
-               len = sizeof(adapterid);
+               len = sizeof adapterid;
                if(RegEnumKeyEx(key, i, adapterid, &len, 0, 0, 0, NULL))
                        break;
 
                /* Find out more about this adapter */
 
-               snprintf(regpath, sizeof(regpath), "%s\\%s\\Connection", NETWORK_CONNECTIONS_KEY, adapterid);
+               snprintf(regpath, sizeof regpath, "%s\\%s\\Connection", NETWORK_CONNECTIONS_KEY, adapterid);
 
                 if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, regpath, 0, KEY_READ, &key2))
                        continue;
 
-               len = sizeof(adaptername);
+               len = sizeof adaptername;
                err = RegQueryValueEx(key2, "Name", 0, 0, adaptername, &len);
 
                RegCloseKey(key2);
@@ -195,7 +195,7 @@ bool setup_device(void) {
                                continue;
                }
 
-               snprintf(tapname, sizeof(tapname), USERMODEDEVICEDIR "%s" TAPSUFFIX, adapterid);
+               snprintf(tapname, sizeof tapname, USERMODEDEVICEDIR "%s" TAPSUFFIX, adapterid);
                device_handle = CreateFile(tapname, GENERIC_WRITE | GENERIC_READ, 0, 0, OPEN_EXISTING, FILE_ATTRIBUTE_SYSTEM | FILE_FLAG_OVERLAPPED, 0);
                if(device_handle != INVALID_HANDLE_VALUE) {
                        found = true;
@@ -219,7 +219,7 @@ bool setup_device(void) {
        /* Try to open the corresponding tap device */
 
        if(device_handle == INVALID_HANDLE_VALUE) {
-               snprintf(tapname, sizeof(tapname), USERMODEDEVICEDIR "%s" TAPSUFFIX, device);
+               snprintf(tapname, sizeof tapname, USERMODEDEVICEDIR "%s" TAPSUFFIX, device);
                device_handle = CreateFile(tapname, GENERIC_WRITE | GENERIC_READ, 0, 0, OPEN_EXISTING, FILE_ATTRIBUTE_SYSTEM | FILE_FLAG_OVERLAPPED, 0);
        }
        
@@ -230,7 +230,7 @@ bool setup_device(void) {
 
        /* Get MAC address from tap device */
 
-       if(!DeviceIoControl(device_handle, TAP_IOCTL_GET_MAC, mymac.x, sizeof(mymac.x), mymac.x, sizeof(mymac.x), &len, 0)) {
+       if(!DeviceIoControl(device_handle, TAP_IOCTL_GET_MAC, mymac.x, sizeof mymac.x, mymac.x, sizeof mymac.x, &len, 0)) {
                logger(LOG_ERR, _("Could not get MAC address from Windows tap device %s (%s): %s"), device, iface, winerror(GetLastError()));
                return false;
        }
@@ -298,7 +298,7 @@ bool setup_device(void) {
        /* Set media status for newer TAP-Win32 devices */
 
        status = true;
-       DeviceIoControl(device_handle, TAP_IOCTL_SET_MEDIA_STATUS, &status, sizeof(status), &status, sizeof(status), &len, NULL);
+       DeviceIoControl(device_handle, TAP_IOCTL_SET_MEDIA_STATUS, &status, sizeof status, &status, sizeof status, &len, NULL);
 
        device_info = _("Windows tap device");