Messages in this thread Patch in this message | | | Date | Tue, 22 Mar 2005 02:24:09 +0100 | From | Johannes Stezenbach <> | Subject | [DVB patch 36/48] frontends: kfree() cleanup |
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kfree(NULL) is safe (Kenneth Aafloy)
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
bt8xx/dst.c | 2 +- dvb-core/dvb_ca_en50221.c | 3 +-- dvb-core/dvb_frontend.c | 3 +-- dvb-core/dvbdev.c | 4 +--- frontends/at76c651.c | 2 +- frontends/cx22700.c | 2 +- frontends/cx22702.c | 2 +- frontends/cx24110.c | 2 +- frontends/dib3000mb.c | 3 +-- frontends/dib3000mc.c | 3 +-- frontends/dvb_dummy_fe.c | 2 +- frontends/l64781.c | 2 +- frontends/mt312.c | 3 +-- frontends/mt352.c | 2 +- frontends/nxt2002.c | 2 +- frontends/nxt6000.c | 2 +- frontends/or51211.c | 2 +- frontends/sp8870.c | 2 +- frontends/sp887x.c | 2 +- frontends/stv0297.c | 3 +-- frontends/stv0299.c | 2 +- frontends/tda10021.c | 2 +- frontends/tda1004x.c | 2 +- frontends/tda8083.c | 2 +- frontends/tda80xx.c | 2 +- frontends/ves1820.c | 2 +- frontends/ves1x93.c | 2 +- ttusb-dec/ttusbdecfe.c | 4 ++-- 28 files changed, 29 insertions(+), 37 deletions(-)
Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/bt8xx/dst.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/bt8xx/dst.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/bt8xx/dst.c 2005-03-22 00:27:13.000000000 +0100 @@ -998,7 +998,7 @@ struct dvb_frontend* dst_attach(const st return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/dvb-core/dvb_ca_en50221.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/dvb-core/dvb_ca_en50221.c 2005-03-22 00:23:49.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/dvb-core/dvb_ca_en50221.c 2005-03-22 00:27:13.000000000 +0100 @@ -1733,8 +1733,7 @@ int dvb_ca_en50221_init(struct dvb_adapt if (ca != NULL) { if (ca->dvbdev != NULL) dvb_unregister_device(ca->dvbdev); - if (ca->slot_info != NULL) - kfree(ca->slot_info); + kfree(ca->slot_info); kfree(ca); } pubca->private = NULL; Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/dvb-core/dvb_frontend.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/dvb-core/dvb_frontend.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/dvb-core/dvb_frontend.c 2005-03-22 00:27:13.000000000 +0100 @@ -908,8 +908,7 @@ int dvb_unregister_frontend(struct dvb_f else printk("dvb_frontend: Demodulator (%s) does not have a release callback!\n", fe->ops->info.name); /* fe is invalid now */ - if (fepriv) - kfree(fepriv); + kfree(fepriv); up (&frontend_mutex); return 0; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/dvb-core/dvbdev.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/dvb-core/dvbdev.c 2005-03-22 00:16:28.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/dvb-core/dvbdev.c 2005-03-22 00:27:13.000000000 +0100 @@ -395,9 +395,7 @@ int dvb_usercopy(struct inode *inode, st } out: - if (mbuf) - kfree(mbuf); - + kfree(mbuf); return err; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/at76c651.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/at76c651.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/at76c651.c 2005-03-22 00:27:13.000000000 +0100 @@ -402,7 +402,7 @@ struct dvb_frontend* at76c651_attach(con return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/cx22700.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/cx22700.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/cx22700.c 2005-03-22 00:27:13.000000000 +0100 @@ -392,7 +392,7 @@ struct dvb_frontend* cx22700_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/cx22702.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/cx22702.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/cx22702.c 2005-03-22 00:27:13.000000000 +0100 @@ -476,7 +476,7 @@ struct dvb_frontend* cx22702_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/cx24110.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/cx24110.c 2005-03-22 00:22:33.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/cx24110.c 2005-03-22 00:27:13.000000000 +0100 @@ -608,7 +608,7 @@ struct dvb_frontend* cx24110_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/dib3000mb.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/dib3000mb.c 2005-03-22 00:16:19.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/dib3000mb.c 2005-03-22 00:27:13.000000000 +0100 @@ -738,8 +738,7 @@ struct dvb_frontend* dib3000mb_attach(co return &state->frontend; error: - if (state) - kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/dib3000mc.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/dib3000mc.c 2005-03-22 00:16:19.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/dib3000mc.c 2005-03-22 00:27:13.000000000 +0100 @@ -885,8 +885,7 @@ struct dvb_frontend* dib3000mc_attach(co return &state->frontend; error: - if (state) - kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/dvb_dummy_fe.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/dvb_dummy_fe.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/dvb_dummy_fe.c 2005-03-22 00:27:13.000000000 +0100 @@ -123,7 +123,7 @@ struct dvb_frontend* dvb_dummy_fe_ofdm_a return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/l64781.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/l64781.c 2005-03-22 00:15:55.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/l64781.c 2005-03-22 00:27:13.000000000 +0100 @@ -559,7 +559,7 @@ struct dvb_frontend* l64781_attach(const error: if (reg0x3e >= 0) l64781_writereg (state, 0x3e, reg0x3e); /* restore reg 0x3e */ - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/mt312.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/mt312.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/mt312.c 2005-03-22 00:27:13.000000000 +0100 @@ -641,8 +641,7 @@ struct dvb_frontend* vp310_attach(const return &state->frontend; error: - if (state) - kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/mt352.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/mt352.c 2005-03-22 00:14:46.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/mt352.c 2005-03-22 00:27:13.000000000 +0100 @@ -581,7 +581,7 @@ struct dvb_frontend* mt352_attach(const return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/nxt2002.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/nxt2002.c 2005-03-22 00:17:45.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/nxt2002.c 2005-03-22 00:27:13.000000000 +0100 @@ -661,7 +661,7 @@ struct dvb_frontend* nxt2002_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/nxt6000.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/nxt6000.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/nxt6000.c 2005-03-22 00:27:13.000000000 +0100 @@ -511,7 +511,7 @@ struct dvb_frontend* nxt6000_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/or51211.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/or51211.c 2005-03-22 00:18:23.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/or51211.c 2005-03-22 00:27:13.000000000 +0100 @@ -588,7 +588,7 @@ struct dvb_frontend* or51211_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/sp8870.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/sp8870.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/sp8870.c 2005-03-22 00:27:13.000000000 +0100 @@ -570,7 +570,7 @@ struct dvb_frontend* sp8870_attach(const return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/sp887x.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/sp887x.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/sp887x.c 2005-03-22 00:27:13.000000000 +0100 @@ -564,7 +564,7 @@ struct dvb_frontend* sp887x_attach(const return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/stv0297.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/stv0297.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/stv0297.c 2005-03-22 00:27:13.000000000 +0100 @@ -758,8 +758,7 @@ struct dvb_frontend *stv0297_attach(cons return &state->frontend; error: - if (state) - kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/stv0299.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/stv0299.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/stv0299.c 2005-03-22 00:27:13.000000000 +0100 @@ -675,7 +675,7 @@ struct dvb_frontend* stv0299_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda10021.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/tda10021.c 2005-03-22 00:23:32.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda10021.c 2005-03-22 00:27:13.000000000 +0100 @@ -420,7 +420,7 @@ struct dvb_frontend* tda10021_attach(con return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda1004x.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/tda1004x.c 2005-03-22 00:14:18.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda1004x.c 2005-03-22 00:27:13.000000000 +0100 @@ -1097,7 +1097,7 @@ struct dvb_frontend* tda10045_attach(con return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda8083.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/tda8083.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda8083.c 2005-03-22 00:27:13.000000000 +0100 @@ -405,7 +405,7 @@ struct dvb_frontend* tda8083_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda80xx.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/tda80xx.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/tda80xx.c 2005-03-22 00:27:13.000000000 +0100 @@ -683,7 +683,7 @@ struct dvb_frontend* tda80xx_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/ves1820.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/ves1820.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/ves1820.c 2005-03-22 00:27:13.000000000 +0100 @@ -404,7 +404,7 @@ struct dvb_frontend* ves1820_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/ves1x93.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/frontends/ves1x93.c 2005-03-22 00:15:00.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/frontends/ves1x93.c 2005-03-22 00:27:13.000000000 +0100 @@ -497,7 +497,7 @@ struct dvb_frontend* ves1x93_attach(cons return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } Index: linux-2.6.12-rc1-mm1/drivers/media/dvb/ttusb-dec/ttusbdecfe.c =================================================================== --- linux-2.6.12-rc1-mm1.orig/drivers/media/dvb/ttusb-dec/ttusbdecfe.c 2005-03-21 23:27:56.000000000 +0100 +++ linux-2.6.12-rc1-mm1/drivers/media/dvb/ttusb-dec/ttusbdecfe.c 2005-03-22 00:27:13.000000000 +0100 @@ -169,7 +169,7 @@ struct dvb_frontend* ttusbdecfe_dvbt_att return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } @@ -195,7 +195,7 @@ struct dvb_frontend* ttusbdecfe_dvbs_att return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } --
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