[media] ddbridge: remove unneeded an NULL check
authorDan Carpenter <dan.carpenter@oracle.com>
Sat, 1 Mar 2014 13:55:29 +0000 (10:55 -0300)
committerMauro Carvalho Chehab <m.chehab@samsung.com>
Tue, 11 Mar 2014 18:55:37 +0000 (15:55 -0300)
Static checkers complain about the inconsistent NULL check here.

There is an unchecked dereference of "input->fe" in the call to
tuner_attach_tda18271() and there is a second unchecked dereference a
couple lines later when we do:
input->fe2->tuner_priv = input->fe->tuner_priv;

But actually "intput->fe" can't be NULL because if demod_attach_drxk()
fails to allocate it, then we would have return an error code.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
drivers/media/pci/ddbridge/ddbridge-core.c

index 9375f30..fb52bda 100644 (file)
@@ -876,10 +876,8 @@ static int dvb_input_attach(struct ddb_input *input)
                        return -ENODEV;
                if (tuner_attach_tda18271(input) < 0)
                        return -ENODEV;
-               if (input->fe) {
-                       if (dvb_register_frontend(adap, input->fe) < 0)
-                               return -ENODEV;
-               }
+               if (dvb_register_frontend(adap, input->fe) < 0)
+                       return -ENODEV;
                if (input->fe2) {
                        if (dvb_register_frontend(adap, input->fe2) < 0)
                                return -ENODEV;