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USB: OHCI: use dma_pool_zalloc

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We should use new API dma_pool_zalloc instead of dma_pool_alloc/memset.

Signed-off-by: Shashi Bhusan <shashibhushan4u123@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
shashi bhusan 2016-11-20 16:28:50 +05:30 committed by Greg Kroah-Hartman
parent 1aba579f3c
commit 8694f59c3b
1 changed files with 2 additions and 4 deletions
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6
drivers/usb/host/ohci-mem.c
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@ -88,10 +88,9 @@ td_alloc (struct ohci_hcd *hc, gfp_t mem_flags)
dma_addr_t dma;
struct td *td;
td = dma_pool_alloc (hc->td_cache, mem_flags, &dma);
td = dma_pool_zalloc (hc->td_cache, mem_flags, &dma);
if (td) {
/* in case hc fetches it, make it look dead */
memset (td, 0, sizeof *td);
td->hwNextTD = cpu_to_hc32 (hc, dma);
td->td_dma = dma;
/* hashed in td_fill */
@ -122,9 +121,8 @@ ed_alloc (struct ohci_hcd *hc, gfp_t mem_flags)
dma_addr_t dma;
struct ed *ed;
ed = dma_pool_alloc (hc->ed_cache, mem_flags, &dma);
ed = dma_pool_zalloc (hc->ed_cache, mem_flags, &dma);
if (ed) {
memset (ed, 0, sizeof (*ed));
INIT_LIST_HEAD (&ed->td_list);
ed->dma = dma;
}