diff options
| author | Christoph Hellwig <hch@lst.de> | 2015-11-20 15:57:07 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-20 16:17:32 -0800 |
| commit | 1a47de6e4a8dc2aaf3c3fb544b60730b74abe0f1 (patch) | |
| tree | 0882cd3057a935843aed8fd5d343df348adf8e99 /drivers/media/pci/cx88/cx88-video.c | |
| parent | 1a763615688b891246c5b0a932d7a95fea4c1a68 (diff) | |
| download | linux-1a47de6e4a8dc2aaf3c3fb544b60730b74abe0f1.tar.bz2 | |
various: fix pci_set_dma_mask return value checking
pci_set_dma_mask returns a negative errno value, not a bool like
pci_dma_supported. This of course was just a giant test for attention :)
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reported-by: Jongman Heo <jongman.heo@samsung.com>
Tested-by: Jongman Heo <jongman.heo@samsung.com> [pcnet32]
Acked-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Cc: Hans Verkuil <hverkuil@xs4all.nl>
Cc: Antti Palosaari <crope@iki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/media/pci/cx88/cx88-video.c')
| -rw-r--r-- | drivers/media/pci/cx88/cx88-video.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index 0de1ad5a977d..aef9acf351f6 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -1314,9 +1314,9 @@ static int cx8800_initdev(struct pci_dev *pci_dev, dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); pci_set_master(pci_dev); - if (!pci_set_dma_mask(pci_dev,DMA_BIT_MASK(32))) { + err = pci_set_dma_mask(pci_dev,DMA_BIT_MASK(32)); + if (err) { printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name); - err = -EIO; goto fail_core; } dev->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev); |