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authorJesper Juhl <jesper.juhl@gmail.com>2005-11-07 01:01:31 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-11-07 07:54:04 -0800
commit2ea7533060e361810c21b2f5ee02151c4dfb85d8 (patch)
tree9d8a5375c716879142dff583dfa6abddd79fefcc /drivers
parent17fd682e544556a2a829e94383239c029bb21c5e (diff)
[PATCH] kfree cleanup: drivers/media
This is the drivers/media/ part of the big kfree cleanup patch. Remove pointless checks for NULL prior to calling kfree() in drivers/media/. Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com> Cc: Johannes Stezenbach <js@linuxtv.org> Cc: Michael Krufky <mkrufky@m1k.net> Cc: Mauro Carvalho Chehab <mchehab@brturbo.com.br> Acked-by : Manu Abraham <manu@linuxtv.org> Acked-by: Andreas Oberritter <obi@linuxtv.org> Acked-by: Wilson Michaels <wilsonmichaels@earthlink.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/dvb/bt8xx/dst.c8
-rw-r--r--drivers/media/dvb/frontends/dvb_dummy_fe.c4
-rw-r--r--drivers/media/dvb/frontends/l64781.c3
-rw-r--r--drivers/media/dvb/frontends/lgdt330x.c3
-rw-r--r--drivers/media/dvb/frontends/mt312.c3
-rw-r--r--drivers/media/dvb/frontends/or51132.c3
-rw-r--r--drivers/media/video/arv.c12
-rw-r--r--drivers/media/video/bttv-driver.c6
-rw-r--r--drivers/media/video/v4l1-compat.c6
-rw-r--r--drivers/media/video/videocodec.c6
-rw-r--r--drivers/media/video/videodev.c3
-rw-r--r--drivers/media/video/zoran_card.c14
12 files changed, 26 insertions, 45 deletions
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 34a837a1abf..b3c9d7327ac 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -1331,9 +1331,7 @@ struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_ad
{
/* check if the ASIC is there */
if (dst_probe(state) < 0) {
- if (state)
- kfree(state);
-
+ kfree(state);
return NULL;
}
/* determine settings based on type */
@@ -1349,9 +1347,7 @@ struct dst_state *dst_attach(struct dst_state *state, struct dvb_adapter *dvb_ad
break;
default:
dprintk(verbose, DST_ERROR, 1, "unknown DST type. please report to the LinuxTV.org DVB mailinglist.");
- if (state)
- kfree(state);
-
+ kfree(state);
return NULL;
}
diff --git a/drivers/media/dvb/frontends/dvb_dummy_fe.c b/drivers/media/dvb/frontends/dvb_dummy_fe.c
index 794be520d59..645946a992d 100644
--- a/drivers/media/dvb/frontends/dvb_dummy_fe.c
+++ b/drivers/media/dvb/frontends/dvb_dummy_fe.c
@@ -148,7 +148,7 @@ struct dvb_frontend* dvb_dummy_fe_qpsk_attach()
return &state->frontend;
error:
- if (state) kfree(state);
+ kfree(state);
return NULL;
}
@@ -171,7 +171,7 @@ struct dvb_frontend* dvb_dummy_fe_qam_attach()
return &state->frontend;
error:
- if (state) kfree(state);
+ kfree(state);
return NULL;
}
diff --git a/drivers/media/dvb/frontends/l64781.c b/drivers/media/dvb/frontends/l64781.c
index faaad1ae855..19b4bf7c21a 100644
--- a/drivers/media/dvb/frontends/l64781.c
+++ b/drivers/media/dvb/frontends/l64781.c
@@ -559,7 +559,8 @@ struct dvb_frontend* l64781_attach(const struct l64781_config* config,
return &state->frontend;
error:
- if (reg0x3e >= 0) l64781_writereg (state, 0x3e, reg0x3e); /* restore reg 0x3e */
+ if (reg0x3e >= 0)
+ l64781_writereg (state, 0x3e, reg0x3e); /* restore reg 0x3e */
kfree(state);
return NULL;
}
diff --git a/drivers/media/dvb/frontends/lgdt330x.c b/drivers/media/dvb/frontends/lgdt330x.c
index 8dde72bd104..7852b83b82d 100644
--- a/drivers/media/dvb/frontends/lgdt330x.c
+++ b/drivers/media/dvb/frontends/lgdt330x.c
@@ -731,8 +731,7 @@ struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config,
return &state->frontend;
error:
- if (state)
- kfree(state);
+ kfree(state);
dprintk("%s: ERROR\n",__FUNCTION__);
return NULL;
}
diff --git a/drivers/media/dvb/frontends/mt312.c b/drivers/media/dvb/frontends/mt312.c
index e38454901dd..9c67f406d58 100644
--- a/drivers/media/dvb/frontends/mt312.c
+++ b/drivers/media/dvb/frontends/mt312.c
@@ -677,8 +677,7 @@ struct dvb_frontend* mt312_attach(const struct mt312_config* config,
return &state->frontend;
error:
- if (state)
- kfree(state);
+ kfree(state);
return NULL;
}
diff --git a/drivers/media/dvb/frontends/or51132.c b/drivers/media/dvb/frontends/or51132.c
index 817b044c7fd..fc74c40d647 100644
--- a/drivers/media/dvb/frontends/or51132.c
+++ b/drivers/media/dvb/frontends/or51132.c
@@ -577,8 +577,7 @@ struct dvb_frontend* or51132_attach(const struct or51132_config* config,
return &state->frontend;
error:
- if (state)
- kfree(state);
+ kfree(state);
return NULL;
}
diff --git a/drivers/media/video/arv.c b/drivers/media/video/arv.c
index 87fd3a7bb39..0823ddaf700 100644
--- a/drivers/media/video/arv.c
+++ b/drivers/media/video/arv.c
@@ -865,10 +865,8 @@ out_dev:
out_irq:
#endif
- for (i = 0; i < MAX_AR_HEIGHT; i++) {
- if (ar->frame[i])
- kfree(ar->frame[i]);
- }
+ for (i = 0; i < MAX_AR_HEIGHT; i++)
+ kfree(ar->frame[i]);
out_line_buff:
#if USE_INT
@@ -899,10 +897,8 @@ static void __exit ar_cleanup_module(void)
#if USE_INT
free_irq(M32R_IRQ_INT3, ar);
#endif
- for (i = 0; i < MAX_AR_HEIGHT; i++) {
- if (ar->frame[i])
- kfree(ar->frame[i]);
- }
+ for (i = 0; i < MAX_AR_HEIGHT; i++)
+ kfree(ar->frame[i]);
#if USE_INT
kfree(ar->line_buff);
#endif
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c
index c062a017491..d538a994ff0 100644
--- a/drivers/media/video/bttv-driver.c
+++ b/drivers/media/video/bttv-driver.c
@@ -1951,8 +1951,7 @@ static int setup_window(struct bttv_fh *fh, struct bttv *btv,
}
down(&fh->cap.lock);
- if (fh->ov.clips)
- kfree(fh->ov.clips);
+ kfree(fh->ov.clips);
fh->ov.clips = clips;
fh->ov.nclips = n;
@@ -2723,8 +2722,7 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
fh->ov.w.height = fb->fmt.height;
btv->init.ov.w.width = fb->fmt.width;
btv->init.ov.w.height = fb->fmt.height;
- if (fh->ov.clips)
- kfree(fh->ov.clips);
+ kfree(fh->ov.clips);
fh->ov.clips = NULL;
fh->ov.nclips = 0;
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c
index 59bb71381a1..d679ca23ded 100644
--- a/drivers/media/video/v4l1-compat.c
+++ b/drivers/media/video/v4l1-compat.c
@@ -1006,10 +1006,8 @@ v4l_compat_translate_ioctl(struct inode *inode,
break;
}
- if (cap2)
- kfree(cap2);
- if (fmt2)
- kfree(fmt2);
+ kfree(cap2);
+ kfree(fmt2);
return err;
}
diff --git a/drivers/media/video/videocodec.c b/drivers/media/video/videocodec.c
index c9d5f1a873c..839db622040 100644
--- a/drivers/media/video/videocodec.c
+++ b/drivers/media/video/videocodec.c
@@ -353,8 +353,7 @@ videocodec_build_table (void)
dprintk(3, "videocodec_build table: %d entries, %d bytes\n", i,
size);
- if (videocodec_buf)
- kfree(videocodec_buf);
+ kfree(videocodec_buf);
videocodec_buf = (char *) kmalloc(size, GFP_KERNEL);
i = 0;
@@ -471,8 +470,7 @@ videocodec_exit (void)
{
#ifdef CONFIG_PROC_FS
remove_proc_entry("videocodecs", NULL);
- if (videocodec_buf)
- kfree(videocodec_buf);
+ kfree(videocodec_buf);
#endif
}
diff --git a/drivers/media/video/videodev.c b/drivers/media/video/videodev.c
index 06df15f75de..83c49f9610d 100644
--- a/drivers/media/video/videodev.c
+++ b/drivers/media/video/videodev.c
@@ -215,8 +215,7 @@ video_usercopy(struct inode *inode, struct file *file,
}
out:
- if (mbuf)
- kfree(mbuf);
+ kfree(mbuf);
return err;
}
diff --git a/drivers/media/video/zoran_card.c b/drivers/media/video/zoran_card.c
index eed2acea177..39a0d238900 100644
--- a/drivers/media/video/zoran_card.c
+++ b/drivers/media/video/zoran_card.c
@@ -1057,10 +1057,8 @@ zr36057_init (struct zoran *zr)
KERN_ERR
"%s: zr36057_init() - kmalloc (STAT_COM) failed\n",
ZR_DEVNAME(zr));
- if (vdev)
- kfree(vdev);
- if (mem)
- kfree((void *)mem);
+ kfree(vdev);
+ kfree((void *)mem);
return -ENOMEM;
}
memset((void *) mem, 0, mem_needed);
@@ -1105,15 +1103,15 @@ zoran_release (struct zoran *zr)
/* unregister videocodec bus */
if (zr->codec) {
struct videocodec_master *master = zr->codec->master_data;
+
videocodec_detach(zr->codec);
- if (master)
- kfree(master);
+ kfree(master);
}
if (zr->vfe) {
struct videocodec_master *master = zr->vfe->master_data;
+
videocodec_detach(zr->vfe);
- if (master)
- kfree(master);
+ kfree(master);
}
/* unregister i2c bus */