From d86e2ee98eeef61bdab8ca1bf4837c5709173790 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Sat, 26 Apr 2008 08:43:50 -0300 Subject: [PATCH] V4L/DVB (7754): ivtv: change initialization order to fix an oops when device registration failed Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/ivtv/ivtv-driver.c | 33 +++++++++++++------------- 1 file changed, 16 insertions(+), 17 deletions(-) diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c index 065df53f80fd..06a1f3c4de4b 100644 --- a/drivers/media/video/ivtv/ivtv-driver.c +++ b/drivers/media/video/ivtv/ivtv-driver.c @@ -1195,13 +1195,6 @@ static int __devinit ivtv_probe(struct pci_dev *dev, ivtv_call_i2c_clients(itv, VIDIOC_INT_S_STD_OUTPUT, &itv->std); } - retval = ivtv_streams_setup(itv); - if (retval) { - IVTV_ERR("Error %d setting up streams\n", retval); - goto free_i2c; - } - - IVTV_DEBUG_IRQ("Masking interrupts\n"); /* clear interrupt mask, effectively disabling interrupts */ ivtv_set_irq_mask(itv, 0xffffffff); @@ -1210,32 +1203,38 @@ static int __devinit ivtv_probe(struct pci_dev *dev, IRQF_SHARED | IRQF_DISABLED, itv->name, (void *)itv); if (retval) { IVTV_ERR("Failed to register irq %d\n", retval); - goto free_streams; + goto free_i2c; + } + + retval = ivtv_streams_setup(itv); + if (retval) { + IVTV_ERR("Error %d setting up streams\n", retval); + goto free_irq; } retval = ivtv_streams_register(itv); if (retval) { IVTV_ERR("Error %d registering devices\n", retval); - goto free_irq; + goto free_streams; } IVTV_INFO("Initialized card #%d: %s\n", itv->num, itv->card_name); return 0; - free_irq: - free_irq(itv->dev->irq, (void *)itv); - free_streams: +free_streams: ivtv_streams_cleanup(itv); - free_i2c: +free_irq: + free_irq(itv->dev->irq, (void *)itv); +free_i2c: exit_ivtv_i2c(itv); - free_io: +free_io: ivtv_iounmap(itv); - free_mem: +free_mem: release_mem_region(itv->base_addr, IVTV_ENCODER_SIZE); release_mem_region(itv->base_addr + IVTV_REG_OFFSET, IVTV_REG_SIZE); if (itv->has_cx23415) release_mem_region(itv->base_addr + IVTV_DECODER_OFFSET, IVTV_DECODER_SIZE); - free_workqueue: +free_workqueue: destroy_workqueue(itv->irq_work_queues); - err: +err: if (retval == 0) retval = -ENODEV; IVTV_ERR("Error %d on initialization\n", retval);