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libnet: recvfrom() fix (#2427)

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Prevents emulator crash when invalid socket is provided to the function
This commit is contained in:
Ani 2017-02-25 23:27:31 +00:00 • committed by GitHub
parent d0afef47f8
commit 4d9b56c7f1
1 changed files with 6 additions and 0 deletions
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6
rpcs3/Emu/Cell/Modules/sys_net.cpp
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@ -432,6 +432,12 @@ namespace sys_net
memcpy(&_addr, addr.get_ptr(), sizeof(::sockaddr)); memcpy(&_addr, addr.get_ptr(), sizeof(::sockaddr));
_addr.sa_family = addr->sa_family; _addr.sa_family = addr->sa_family;
if (s <= 0) {
libnet.error("recvfrom(): invalid socket %d", s);
return SYS_NET_EBADF;
}
s32 ret = ::recvfrom(sock->s, buf.get_ptr(), len, flags, &_addr, &_paddrlen); s32 ret = ::recvfrom(sock->s, buf.get_ptr(), len, flags, &_addr, &_paddrlen);
*paddrlen = _paddrlen; *paddrlen = _paddrlen;