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| author |   Souptick Joarder <jrdr.linux@gmail.com> | 2018-02-14 23:18:48 +0530 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-02-22 15:17:05 +0100 |
| commit | 22072e83ebd510fb6a090aef9d65ccfda9b1e7e4 (patch) | |
| tree | 9039c3d8e2b14624cd97b13b8bcd53be5ad9d93e /drivers/usb/host/ehci-sched.c | |
| parent | Linux 4.16-rc1 (diff) | |
| download | wireguard-linux-22072e83ebd510fb6a090aef9d65ccfda9b1e7e4.tar.xz wireguard-linux-22072e83ebd510fb6a090aef9d65ccfda9b1e7e4.zip | |
usb: host: ehci: Use dma_pool_zalloc()
Use dma_pool_zalloc() instead of dma_pool_alloc + memset
Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ehci-sched.c')
| -rw-r--r-- | drivers/usb/host/ehci-sched.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index e56db44708bc..28e2a338b481 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -1287,7 +1287,7 @@ itd_urb_transaction( } else { alloc_itd: spin_unlock_irqrestore(&ehci->lock, flags); - itd = dma_pool_alloc(ehci->itd_pool, mem_flags, + itd = dma_pool_zalloc(ehci->itd_pool, mem_flags, &itd_dma); spin_lock_irqsave(&ehci->lock, flags); if (!itd) { @@ -1297,7 +1297,6 @@ itd_urb_transaction( } } - memset(itd, 0, sizeof(*itd)); itd->itd_dma = itd_dma; itd->frame = NO_FRAME; list_add(&itd->itd_list, &sched->td_list); @@ -2081,7 +2080,7 @@ sitd_urb_transaction( } else { alloc_sitd: spin_unlock_irqrestore(&ehci->lock, flags); - sitd = dma_pool_alloc(ehci->sitd_pool, mem_flags, + sitd = dma_pool_zalloc(ehci->sitd_pool, mem_flags, &sitd_dma); spin_lock_irqsave(&ehci->lock, flags); if (!sitd) { @@ -2091,7 +2090,6 @@ sitd_urb_transaction( } } - memset(sitd, 0, sizeof(*sitd)); sitd->sitd_dma = sitd_dma; sitd->frame = NO_FRAME; list_add(&sitd->sitd_list, &iso_sched->td_list); |