| From | mchehab@infradea ... | Subject | [PATCH 115/141] V4L/DVB (3388): Ignore DiSEqC messages > 6 and < 3 | Date | Mon, 20 Mar 2006 12:08:56 -0300 |
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From: Manu Abraham <manu@linxtv.org> Date: 1141009765 -0300
Ignore invalid messages on cx24110 frontend. Thanks to Edgar Toernig
Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org> ---
diff --git a/drivers/media/dvb/frontends/cx24110.c b/drivers/media/dvb/frontends/cx24110.c diff --git a/drivers/media/dvb/frontends/cx24110.c b/drivers/media/dvb/frontends/cx24110.c index d15d32c..cc68b7e 100644 --- a/drivers/media/dvb/frontends/cx24110.c +++ b/drivers/media/dvb/frontends/cx24110.c @@ -418,6 +418,9 @@ static int cx24110_send_diseqc_msg(struc struct cx24110_state *state = fe->demodulator_priv; unsigned long timeout; + if (cmd->msg_len < 3 || cmd->msg_len > 6) + return -EINVAL; /* not implemented */ + for (i = 0; i < cmd->msg_len; i++) cx24110_writereg(state, 0x79 + i, cmd->msg[i]); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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