diff options
| author | Darron Broad <darron@kewl.org> | 2008-10-03 11:50:00 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-10-13 12:25:10 -0200 |
| commit | 4aae8efb4908fa3f80dc1177d093443bc09adf5f (patch) | |
| tree | 74af0e3af0db32f1da7ecd784607a63883f0c641 | |
| parent | 01a8f038c07c4119029c63f1ed1c6ac986665d48 (diff) | |
V4L/DVB (9171): S2API: Stop an OOPS if illegal commands are dumped in S2API.
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>
| -rw-r--r-- | drivers/media/dvb/dvb-core/dvb_frontend.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index 4c3f0d7e355..f44b64b8e61 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -848,6 +848,13 @@ void dtv_property_dump(struct dtv_property *tvp) { 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" ,__FUNCTION__ ,tvp->cmd |