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V4L/DVB (9171): S2API: Stop an OOPS if illegal commands are dumped in S2API.

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Quick fix to stop an OOPS if illegal commands are dumped in S2API.

Signed-off-by: Darron Broad <darron@kewl.org>
Signed-off-by: Steven Toth <stoth@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Darron Broad
2008-10-03 11:50:00 -03:00
committed by Mauro Carvalho Chehab
parent 01a8f038c0
commit 4aae8efb49
1 changed files with 7 additions and 0 deletions
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7
drivers/media/dvb/dvb-core/dvb_frontend.c
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@@ -848,6 +848,13 @@ void dtv_property_dump(struct dtv_property *tvp)
{ {
int i; int i;
if( (tvp->cmd <= 0 || tvp->cmd > DTV_DELIVERY_SYSTEM) &&
tvp->cmd != DTV_API_VERSION) {
printk("%s: tvp.cmd = 0x%08x (undefined/unknown/invalid)\n",
__func__, tvp->cmd);
return;
}
printk("%s() tvp.cmd = 0x%08x (%s)\n" printk("%s() tvp.cmd = 0x%08x (%s)\n"
,__FUNCTION__ ,__FUNCTION__
,tvp->cmd ,tvp->cmd