diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/kernel/pci-dma.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/mips/kernel/pci-dma.c b/arch/mips/kernel/pci-dma.c index de9cb90aa..3788ef997 100644 --- a/arch/mips/kernel/pci-dma.c +++ b/arch/mips/kernel/pci-dma.c @@ -1,6 +1,7 @@ /* - * - * Dynamic DMA mapping support. + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. * * Copyright (C) 2000 Ani Joshi <ajoshi@unixbox.com> * swiped from i386, and cloned for MIPS by Geert, polished by Ralf. @@ -23,11 +24,13 @@ void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size, ret = (void *) __get_free_pages(gfp, get_order(size)); if (ret != NULL) { + memset(ret, 0, size); dma_cache_inv((unsigned long) ret, size); *dma_handle = virt_to_bus(ret); + ret = KSEG1ADDR(ret); } - return KSEG1ADDR(ret); + return ret; } void pci_free_consistent(struct pci_dev *hwdev, size_t size, |