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| author | Saurabh Sengar <saurabh.truth@gmail.com> | 2015-10-28 12:44:35 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-12-01 14:26:33 -0800 |
| commit | 84c1eeb02353ffcafe039e892410cad835334ba9 (patch) | |
| tree | f8545cfc0a022bee95c1327bc1bd190207020bef /drivers/usb/gadget/udc | |
| parent | ced08b020e6ce0fa693e4d1d8c6088dbc0a36c64 (diff) | |
| download | lwn-84c1eeb02353ffcafe039e892410cad835334ba9.tar.gz lwn-84c1eeb02353ffcafe039e892410cad835334ba9.zip | |
usb : replace dma_pool_alloc and memset with dma_pool_zalloc
replace dma_pool_alloc and memset with a single call to dma_pool_zalloc
Signed-off-by: Saurabh Sengar <saurabh.truth@gmail.com>
Acked-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/gadget/udc')
| -rw-r--r-- | drivers/usb/gadget/udc/gr_udc.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/usb/gadget/udc/gr_udc.c b/drivers/usb/gadget/udc/gr_udc.c index b9429bc42511..39b7136d31d9 100644 --- a/drivers/usb/gadget/udc/gr_udc.c +++ b/drivers/usb/gadget/udc/gr_udc.c @@ -253,13 +253,12 @@ static struct gr_dma_desc *gr_alloc_dma_desc(struct gr_ep *ep, gfp_t gfp_flags) dma_addr_t paddr; struct gr_dma_desc *dma_desc; - dma_desc = dma_pool_alloc(ep->dev->desc_pool, gfp_flags, &paddr); + dma_desc = dma_pool_zalloc(ep->dev->desc_pool, gfp_flags, &paddr); if (!dma_desc) { dev_err(ep->dev->dev, "Could not allocate from DMA pool\n"); return NULL; } - memset(dma_desc, 0, sizeof(*dma_desc)); dma_desc->paddr = paddr; return dma_desc; |