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V4L/DVB (3388): Ignore DiSEqC messages > 6 and < 3 

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>
This commit is contained in:
Manu Abraham 2006-02-27 00:09:25 -03:00 committed by Mauro Carvalho Chehab
parent 3b81fec432
commit 1e7eb89ba9
1 changed files with 3 additions and 0 deletions
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3
drivers/media/dvb/frontends/cx24110.c
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@ -418,6 +418,9 @@ static int cx24110_send_diseqc_msg(struct dvb_frontend* fe,
struct cx24110_state *state = fe->demodulator_priv; struct cx24110_state *state = fe->demodulator_priv;
unsigned long timeout; unsigned long timeout;
if (cmd->msg_len < 3 || cmd->msg_len > 6)
return -EINVAL; /* not implemented */
for (i = 0; i < cmd->msg_len; i++) for (i = 0; i < cmd->msg_len; i++)
cx24110_writereg(state, 0x79 + i, cmd->msg[i]); cx24110_writereg(state, 0x79 + i, cmd->msg[i]);