mISDN: Fixing missing validation in base_sock_bind()
Add validation code into mISDN/socket.c Signed-off-by: Emrah Demir <ed@abdsec.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -715,6 +715,9 @@ base_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
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if (!maddr || maddr->family != AF_ISDN)
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if (!maddr || maddr->family != AF_ISDN)
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return -EINVAL;
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return -EINVAL;
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if (addr_len < sizeof(struct sockaddr_mISDN))
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return -EINVAL;
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lock_sock(sk);
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lock_sock(sk);
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if (_pms(sk)->dev) {
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if (_pms(sk)->dev) {
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