[PATCH] USB: don't allocate dma pools for PIO HCDs
USB: don't allocate dma pools for PIO HCDs hcd_buffer_alloc() and hcd_buffer_free() have a similar dma_mask check and revert to kmalloc()/kfree(), but hcd_buffer_create() doesn't check dma_mask and allocates unused dma pools. Signed-off-by: Chris Humbert <mahadri-kernel@drigon.com> Acked-by: David Brownell <david-b@pacbell.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -55,6 +55,9 @@ int hcd_buffer_create (struct usb_hcd *hcd)
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char name [16];
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int i, size;
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if (!hcd->self.controller->dma_mask)
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return 0;
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for (i = 0; i < HCD_BUFFER_POOLS; i++) {
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if (!(size = pool_max [i]))
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continue;
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