[PATCH] dvb: dib3000: add NULL pointer check
prevent NULL pointer related Oopses (Patrick Boettcher)
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/media/dvb/frontends/dib3000mb.c b/drivers/media/dvb/frontends/dib3000mb.c
index f2fbb7c..6f52d64 100644
--- a/drivers/media/dvb/frontends/dib3000mb.c
+++ b/drivers/media/dvb/frontends/dib3000mb.c
@@ -61,7 +61,7 @@
fe_code_rate_t fe_cr = FEC_NONE;
int search_state, seq;
- if (tuner) {
+ if (tuner && state->config.pll_addr && state->config.pll_set) {
dib3000mb_tuner_pass_ctrl(fe,1,state->config.pll_addr(fe));
state->config.pll_set(fe, fep, NULL);
dib3000mb_tuner_pass_ctrl(fe,0,state->config.pll_addr(fe));