diff options
Diffstat (limited to 'sound/aoa/soundbus/i2sbus/core.c')
| -rw-r--r-- | sound/aoa/soundbus/i2sbus/core.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/sound/aoa/soundbus/i2sbus/core.c b/sound/aoa/soundbus/i2sbus/core.c index 467836057ee5..a80d5ea87ccd 100644 --- a/sound/aoa/soundbus/i2sbus/core.c +++ b/sound/aoa/soundbus/i2sbus/core.c @@ -47,15 +47,11 @@ static int alloc_dbdma_descriptor_ring(struct i2sbus_dev *i2sdev, /* We use the PCI APIs for now until the generic one gets fixed * enough or until we get some macio-specific versions */ - r->space = dma_alloc_coherent( - &macio_get_pci_dev(i2sdev->macio)->dev, - r->size, - &r->bus_addr, - GFP_KERNEL); + r->space = dma_zalloc_coherent(&macio_get_pci_dev(i2sdev->macio)->dev, + r->size, &r->bus_addr, GFP_KERNEL); + if (!r->space) + return -ENOMEM; - if (!r->space) return -ENOMEM; - - memset(r->space, 0, r->size); r->cmds = (void*)DBDMA_ALIGN(r->space); r->bus_cmd_start = r->bus_addr + (dma_addr_t)((char*)r->cmds - (char*)r->space); |