diff options
Diffstat (limited to 'osdep')
| -rw-r--r-- | osdep/WindowsEthernetTap.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/osdep/WindowsEthernetTap.cpp b/osdep/WindowsEthernetTap.cpp index 64ab3943..aa96d33a 100644 --- a/osdep/WindowsEthernetTap.cpp +++ b/osdep/WindowsEthernetTap.cpp @@ -841,7 +841,7 @@ void WindowsEthernetTap::scanMulticastGroups(std::vector<MulticastGroup> &added, // pretty much anything work... IPv4, IPv6, IPX, oldskool Netbios, who knows... unsigned char mcastbuf[TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE]; DWORD bytesReturned = 0; - if (DeviceIoControl(t,TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS,(LPVOID)0,0,(LPVOID)mcastbuf,sizeof(mcastbuf),&bytesReturned,NULL)) { + if (DeviceIoControl(t,TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS,(LPVOID)mcastbuf,sizeof(mcastbuf),(LPVOID)mcastbuf,sizeof(mcastbuf),&bytesReturned,NULL)) { if ((bytesReturned > 0)&&(bytesReturned <= TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE)) { // sanity check MAC mac; DWORD i = 0; |