From 60a5a927595763dbb711a13528e21c2b7a46dbad Mon Sep 17 00:00:00 2001 From: Darron Broad Date: Tue, 11 Nov 2008 08:48:27 -0300 Subject: V4L/DVB (9576): cx88-dvb: MFE attachment clean-up for HVR-3000/4000 This cleans-up MFE attachment for these cards plus two cases of potential memory leak on attachment failure. Signed-off-by: Darron Broad Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cx88/cx88-dvb.c | 118 +++++++++++++++++------------------- 1 file changed, 57 insertions(+), 61 deletions(-) (limited to 'drivers/media/video') diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c index 462947319dd..e5bbc7b37c3 100644 --- a/drivers/media/video/cx88/cx88-dvb.c +++ b/drivers/media/video/cx88/cx88-dvb.c @@ -606,7 +606,7 @@ static int dvb_register(struct cx8802_dev *dev) /* Get the first frontend */ fe0 = videobuf_dvb_get_frontend(&dev->frontends, 1); if (!fe0) - return -EINVAL; + goto frontend_detach; /* multi-frontend gate control is undefined or defaults to fe0 */ dev->frontends.gate = 0; @@ -653,38 +653,35 @@ static int dvb_register(struct cx8802_dev *dev) } break; case CX88_BOARD_HAUPPAUGE_HVR3000: + /* MFE frontend 1 */ + mfe_shared = 1; + dev->frontends.gate = 2; /* DVB-S init */ fe0->dvb.frontend = dvb_attach(cx24123_attach, - &hauppauge_novas_config, - &dev->core->i2c_adap); + &hauppauge_novas_config, + &dev->core->i2c_adap); if (fe0->dvb.frontend) { - if (!dvb_attach(isl6421_attach, fe0->dvb.frontend, - &dev->core->i2c_adap, 0x08, ISL6421_DCL, 0x00)) { - dprintk( 1, "%s(): HVR3000 - DVB-S LNB Init: failed\n", __func__); - } - } else { - dprintk( 1, "%s(): HVR3000 - DVB-S Init: failed\n", __func__); + if (!dvb_attach(isl6421_attach, + fe0->dvb.frontend, + &dev->core->i2c_adap, + 0x08, ISL6421_DCL, 0x00)) + goto frontend_detach; } - /* DVB-T init */ + /* MFE frontend 2 */ fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2); - if (fe1) { - dev->frontends.gate = 2; - mfe_shared = 1; - fe1->dvb.frontend = dvb_attach(cx22702_attach, - &hauppauge_hvr_config, - &dev->core->i2c_adap); - if (fe1->dvb.frontend) { - fe1->dvb.frontend->id = 1; - if(!dvb_attach(simple_tuner_attach, fe1->dvb.frontend, - &dev->core->i2c_adap, 0x61, - TUNER_PHILIPS_FMD1216ME_MK3)) { - dprintk( 1, "%s(): HVR3000 - DVB-T misc Init: failed\n", __func__); - } - } else { - dprintk( 1, "%s(): HVR3000 - DVB-T Init: failed\n", __func__); - } - } else { - dprintk( 1, "%s(): HVR3000 - DVB-T Init: can't find frontend 2.\n", __func__); + if (!fe1) + goto frontend_detach; + /* DVB-T init */ + fe1->dvb.frontend = dvb_attach(cx22702_attach, + &hauppauge_hvr_config, + &dev->core->i2c_adap); + if (fe1->dvb.frontend) { + fe1->dvb.frontend->id = 1; + if (!dvb_attach(simple_tuner_attach, + fe1->dvb.frontend, + &dev->core->i2c_adap, + 0x61, TUNER_PHILIPS_FMD1216ME_MK3)) + goto frontend_detach; } break; case CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS: @@ -998,48 +995,47 @@ static int dvb_register(struct cx8802_dev *dev) } break; case CX88_BOARD_HAUPPAUGE_HVR4000: + /* MFE frontend 1 */ + mfe_shared = 1; + dev->frontends.gate = 2; /* DVB-S/S2 Init */ fe0->dvb.frontend = dvb_attach(cx24116_attach, - &hauppauge_hvr4000_config, - &dev->core->i2c_adap); + &hauppauge_hvr4000_config, + &dev->core->i2c_adap); if (fe0->dvb.frontend) { - if(!dvb_attach(isl6421_attach, fe0->dvb.frontend, - &dev->core->i2c_adap, 0x08, ISL6421_DCL, 0x00)) { - dprintk( 1, "%s(): HVR4000 - DVB-S LNB Init: failed\n", __func__); - } - } else { - dprintk( 1, "%s(): HVR4000 - DVB-S Init: failed\n", __func__); + if (!dvb_attach(isl6421_attach, + fe0->dvb.frontend, + &dev->core->i2c_adap, + 0x08, ISL6421_DCL, 0x00)) + goto frontend_detach; } - /* DVB-T Init */ + /* MFE frontend 2 */ fe1 = videobuf_dvb_get_frontend(&dev->frontends, 2); - if (fe1) { - dev->frontends.gate = 2; - mfe_shared = 1; - fe1->dvb.frontend = dvb_attach(cx22702_attach, - &hauppauge_hvr_config, - &dev->core->i2c_adap); - if (fe1->dvb.frontend) { - fe1->dvb.frontend->id = 1; - if(!dvb_attach(simple_tuner_attach, fe1->dvb.frontend, - &dev->core->i2c_adap, 0x61, - TUNER_PHILIPS_FMD1216ME_MK3)) { - dprintk( 1, "%s(): HVR4000 - DVB-T misc Init: failed\n", __func__); - } - } else { - dprintk( 1, "%s(): HVR4000 - DVB-T Init: failed\n", __func__); - } - } else { - dprintk( 1, "%s(): HVR4000 - DVB-T Init: can't find frontend 2.\n", __func__); + if (!fe1) + goto frontend_detach; + /* DVB-T Init */ + fe1->dvb.frontend = dvb_attach(cx22702_attach, + &hauppauge_hvr_config, + &dev->core->i2c_adap); + if (fe1->dvb.frontend) { + fe1->dvb.frontend->id = 1; + if (!dvb_attach(simple_tuner_attach, + fe1->dvb.frontend, + &dev->core->i2c_adap, + 0x61, TUNER_PHILIPS_FMD1216ME_MK3)) + goto frontend_detach; } break; case CX88_BOARD_HAUPPAUGE_HVR4000LITE: fe0->dvb.frontend = dvb_attach(cx24116_attach, - &hauppauge_hvr4000_config, - &dev->core->i2c_adap); + &hauppauge_hvr4000_config, + &dev->core->i2c_adap); if (fe0->dvb.frontend) { - dvb_attach(isl6421_attach, fe0->dvb.frontend, - &dev->core->i2c_adap, - 0x08, ISL6421_DCL, 0x00); + if (!dvb_attach(isl6421_attach, + fe0->dvb.frontend, + &dev->core->i2c_adap, + 0x08, ISL6421_DCL, 0x00)) + goto frontend_detach; } break; case CX88_BOARD_PROF_6200: @@ -1095,7 +1091,7 @@ static int dvb_register(struct cx8802_dev *dev) printk(KERN_ERR "%s/2: frontend initialization failed\n", core->name); - return -EINVAL; + goto frontend_detach; } /* define general-purpose callback pointer */ fe0->dvb.frontend->callback = cx88_tuner_callback; -- cgit v1.2.3