USB: OHCI: don't allocate HCCA atomically
OHCI HCCA memory region is allocated from atomic DMA pool one time
during usb_add_hcd() and deallocated by usb_remove_hcd().
Do non-atomic allocation of OHCI HCCA and free some space in
coherent atomic DMA pool.
Signed-off-by: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index f98d03f..6f8ec52 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -559,7 +559,7 @@
return 0;
ohci->hcca = dma_alloc_coherent (hcd->self.controller,
- sizeof *ohci->hcca, &ohci->hcca_dma, 0);
+ sizeof(*ohci->hcca), &ohci->hcca_dma, GFP_KERNEL);
if (!ohci->hcca)
return -ENOMEM;