diff options
| author | Jean Delvare <khali@linux-fr.org> | 2006-03-22 03:48:37 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-03-23 11:24:08 -0300 |
| commit | daf72f408c66aee4ac939f614293a78841aa7717 (patch) | |
| tree | 1a86c84e20fcc021a247510ca3ea089119a185c3 /drivers/media | |
| parent | 6eb5d9ca9f1496108cb86f2d9bfc2db5d9c796fe (diff) | |
V4L/DVB (3568c): zoran: Init cleanups
Cleanups to the zr36057 initialization:
* Drop intermediate local variables.
* Single error path.
Also drop a needless cast on kfree.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/video/zoran_card.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/drivers/media/video/zoran_card.c b/drivers/media/video/zoran_card.c index 246e67cd8b5..a2e528ccf28 100644 --- a/drivers/media/video/zoran_card.c +++ b/drivers/media/video/zoran_card.c @@ -995,10 +995,7 @@ test_interrupts (struct zoran *zr) static int __devinit zr36057_init (struct zoran *zr) { - u32 *mem; - void *vdev; - unsigned mem_needed; - int j; + int j, err; int two = 2; int zero = 0; @@ -1049,19 +1046,16 @@ zr36057_init (struct zoran *zr) /* allocate memory *before* doing anything to the hardware * in case allocation fails */ - mem_needed = BUZ_NUM_STAT_COM * 4; - mem = kzalloc(mem_needed, GFP_KERNEL); - vdev = (void *) kmalloc(sizeof(struct video_device), GFP_KERNEL); - if (!mem || !vdev) { + zr->stat_com = kzalloc(BUZ_NUM_STAT_COM * 4, GFP_KERNEL); + zr->video_dev = kmalloc(sizeof(struct video_device), GFP_KERNEL); + if (!zr->stat_com || !zr->video_dev) { dprintk(1, KERN_ERR "%s: zr36057_init() - kmalloc (STAT_COM) failed\n", ZR_DEVNAME(zr)); - kfree(vdev); - kfree(mem); - return -ENOMEM; + err = -ENOMEM; + goto exit_free; } - zr->stat_com = mem; for (j = 0; j < BUZ_NUM_STAT_COM; j++) { zr->stat_com[j] = 1; /* mark as unavailable to zr36057 */ } @@ -1069,16 +1063,11 @@ zr36057_init (struct zoran *zr) /* * Now add the template and register the device unit. */ - zr->video_dev = vdev; memcpy(zr->video_dev, &zoran_template, sizeof(zoran_template)); strcpy(zr->video_dev->name, ZR_DEVNAME(zr)); - if (video_register_device(zr->video_dev, VFL_TYPE_GRABBER, - video_nr) < 0) { - zoran_unregister_i2c(zr); - kfree((void *) zr->stat_com); - kfree(vdev); - return -1; - } + err = video_register_device(zr->video_dev, VFL_TYPE_GRABBER, video_nr); + if (err < 0) + goto exit_unregister; zoran_init_hardware(zr); if (*zr_debug > 2) @@ -1092,6 +1081,13 @@ zr36057_init (struct zoran *zr) zr->zoran_proc = NULL; zr->initialized = 1; return 0; + +exit_unregister: + zoran_unregister_i2c(zr); +exit_free: + kfree(zr->stat_com); + kfree(zr->video_dev); + return err; } static void @@ -1121,7 +1117,7 @@ zoran_release (struct zoran *zr) btwrite(0, ZR36057_SPGPPCR); free_irq(zr->pci_dev->irq, zr); /* unmap and free memory */ - kfree((void *) zr->stat_com); + kfree(zr->stat_com); zoran_proc_cleanup(zr); iounmap(zr->zr36057_mem); pci_disable_device(zr->pci_dev); |