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Commit 0b305f25 authored by Qingyu Li's avatar Qingyu Li Committed by Greg Kroah-Hartman
Browse files

net/nfc/rawsock.c: add CAP_NET_RAW check. 



[ Upstream commit 26896f01467a28651f7a536143fe5ac8449d4041 ]

When creating a raw AF_NFC socket, CAP_NET_RAW needs to be checked first.

Signed-off-by: default avatarQingyu Li <ieatmuttonchuan@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 02618095

net/nfc/rawsock.c

+5 −2
Original line number Diff line number Diff line
@@ -332,10 +332,13 @@ static int rawsock_create(struct net *net, struct socket *sock, 
	if ((sock->type != SOCK_SEQPACKET) && (sock->type != SOCK_RAW))

		return -ESOCKTNOSUPPORT;



	if (sock->type == SOCK_RAW)

	if (sock->type == SOCK_RAW) {

		if (!capable(CAP_NET_RAW))

			return -EPERM;

		sock->ops = &rawsock_raw_ops;

	else

	} else {

		sock->ops = &rawsock_ops;

	}



	sk = sk_alloc(net, PF_NFC, GFP_ATOMIC, nfc_proto->proto, kern);

	if (!sk)