Fix possible null dereference for Leadtek DTV 3200H
XC4000 tuner when no firmware file available.
Cc: stable@kernel.org
Signed-off-by: Miroslav Slugen <thunder.mmm@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
fe = dvb_attach(xc4000_attach, fe0->dvb.frontend,
&dev->i2c_bus[1].i2c_adap, &cfg);
fe = dvb_attach(xc4000_attach, fe0->dvb.frontend,
&dev->i2c_bus[1].i2c_adap, &cfg);
+ if (!fe) {
+ printk(KERN_ERR "%s/2: xc4000 attach failed\n",
+ dev->name);
+ goto frontend_detach;
+ }
}
break;
case CX23885_BOARD_TBS_6920:
}
break;
case CX23885_BOARD_TBS_6920: