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Commit 45d65c46 authored by Gustavo Padovan's avatar Gustavo Padovan Committed by Marcel Holtmann
Browse files

Bluetooth: Check the tx_window size on setsockopt 



We have to check if the proposed tx_window value is not greater that
maximum value supported.

Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
Reviewed-by: default avatarJoão Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 3cb123d1

net/bluetooth/l2cap.c

+5 −0
Original line number Diff line number Diff line
@@ -1912,6 +1912,11 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us 
			break;

		}



		if (opts.txwin_size > L2CAP_DEFAULT_TX_WINDOW) {

			err = -EINVAL;

			break;

		}



		l2cap_pi(sk)->mode = opts.mode;

		switch (l2cap_pi(sk)->mode) {

		case L2CAP_MODE_BASIC: