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authorManu Abraham <abraham.manu@gmail.com>2006-06-24 11:18:58 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-06-26 09:20:49 -0300
commitd772bd03bc38794c84811be9d2537c225e08c9b8 (patch)
treeb1f763fbc8937bc980edf8cdae278133c14fe364 /drivers/media/dvb
parentfcc18e83e1f6fd9fa6b333735bf0fcd530655511 (diff)
V4L/DVB (4211): Fix an Oops for all fe that have get_frontend_algo == NULL
Thanks to Johannes Stezenbach for pointing it out Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/dvb')
-rw-r--r--drivers/media/dvb/dvb-core/dvb_frontend.c28
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index 3152a54a253..9be41e4c2fd 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -556,21 +556,23 @@ static int dvb_frontend_thread(void *data)
}
/* do an iteration of the tuning loop */
- if (fe->ops.get_frontend_algo(fe) == FE_ALGO_HW) {
- /* have we been asked to retune? */
- params = NULL;
- if (fepriv->state & FESTATE_RETUNE) {
- params = &fepriv->parameters;
- fepriv->state = FESTATE_TUNED;
- }
+ if (fe->ops.get_frontend_algo) {
+ if (fe->ops.get_frontend_algo(fe) == FE_ALGO_HW) {
+ /* have we been asked to retune? */
+ params = NULL;
+ if (fepriv->state & FESTATE_RETUNE) {
+ params = &fepriv->parameters;
+ fepriv->state = FESTATE_TUNED;
+ }
- fe->ops.tune(fe, params, fepriv->tune_mode_flags, &fepriv->delay, &s);
- if (s != fepriv->status) {
- dvb_frontend_add_event(fe, s);
- fepriv->status = s;
+ fe->ops.tune(fe, params, fepriv->tune_mode_flags, &fepriv->delay, &s);
+ if (s != fepriv->status) {
+ dvb_frontend_add_event(fe, s);
+ fepriv->status = s;
+ }
+ } else {
+ dvb_frontend_swzigzag(fe);
}
- } else {
- dvb_frontend_swzigzag(fe);
}
}