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| author | Gustavo F. Padovan <padovan@profusion.mobi> | 2010-06-07 19:21:30 -0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2010-07-21 10:39:07 -0700 |
| commit | 45d65c46acc39945219eeb3752367ee80ed82799 (patch) | |
| tree | dc4c6862953a519776a492924caa000516f747a2 /net/bluetooth | |
| parent | 3cb123d1c03a0510d3c325bfaa971ce4df1e050d (diff) | |
| download | linux-45d65c46acc39945219eeb3752367ee80ed82799.tar.gz linux-45d65c46acc39945219eeb3752367ee80ed82799.tar.bz2 linux-45d65c46acc39945219eeb3752367ee80ed82799.zip | |
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: Gustavo F. Padovan <padovan@profusion.mobi>
Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/l2cap.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index f0441b0b0335..6094870d5d2a 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -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: |