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* [patch] [media] dvb-usb: silence an uninitialized variable warning
@ 2016-06-27 14:29 Dan Carpenter
  0 siblings, 0 replies; only message in thread
From: Dan Carpenter @ 2016-06-27 14:29 UTC (permalink / raw)
  To: Mauro Carvalho Chehab
  Cc: Sakari Ailus, Hans Verkuil, Patrick Boettcher,
	Javier Martinez Canillas, linux-media, kernel-janitors

My static checker complains that if adap->props.num_frontends is 0 then
"ret" is uninitialized.  I don't think that can happen.  But "ret" is
always zero here so we can just remove the condition.

This extra check was added in commit 0d3ab8410dcb ('[media] dvb core:
must check dvb_create_media_graph()').

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
index 6477b04..a04c0a2 100644
--- a/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
+++ b/drivers/media/usb/dvb-usb/dvb-usb-dvb.c
@@ -320,8 +320,6 @@ int dvb_usb_adapter_frontend_init(struct dvb_usb_adapter *adap)
 
 		adap->num_frontends_initialized++;
 	}
-	if (ret)
-		return ret;
 
 	ret = dvb_create_media_graph(&adap->dvb_adap, true);
 	if (ret)

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2016-06-27 14:29 [patch] [media] dvb-usb: silence an uninitialized variable warning Dan Carpenter

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