[PATCH] dvb/dib8000: fix build warning

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  In file included from drivers/media/dvb/dvb-usb/dib0700_devices.c:14:
  drivers/media/dvb/frontends/dib8000.h: In function 'dib8000_get_adc_power':
  drivers/media/dvb/frontends/dib8000.h:112: warning: no return statement in function returning non-void

Fixed by adding a return to the dummy function.

Signed-off-by: Wolfram Sang <w.sang@xxxxxxxxxxxxxx>
Cc: Olivier Grenie <Olivier.Grenie@xxxxxxxxx>
Cc: Patrick Boettcher <pboettcher@xxxxxxxxxxxxxx>
Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxx>
---
 drivers/media/dvb/frontends/dib8000.h |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h
index b1ee207..e0a9ded 100644
--- a/drivers/media/dvb/frontends/dib8000.h
+++ b/drivers/media/dvb/frontends/dib8000.h
@@ -109,6 +109,7 @@ static inline void dib8000_pwm_agc_reset(struct dvb_frontend *fe)
 static inline s32 dib8000_get_adc_power(struct dvb_frontend *fe, u8 mode)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return 0;
 }
 #endif
 
-- 
1.7.0

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