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usb/uhci: initialize sg_table properly

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Commit 689d6eac ("USB: UHCI: add native scatter-gather support(v1))
added sg support to uhci but forgot to set the sg_table so this feature
remained unused.

Cc: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sebastian Andrzej Siewior
2012-01-13 19:04:17 +01:00
committed by Greg Kroah-Hartman
parent 98d9a82e5f
commit 2851784f4d
1 changed files with 3 additions and 0 deletions
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3
drivers/usb/host/uhci-hcd.c
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@@ -565,6 +565,9 @@ static int uhci_start(struct usb_hcd *hcd)
struct dentry __maybe_unused *dentry; struct dentry __maybe_unused *dentry;
hcd->uses_new_polling = 1; hcd->uses_new_polling = 1;
/* Accept arbitrarily long scatter-gather lists */
if (!(hcd->driver->flags & HCD_LOCAL_MEM))
hcd->self.sg_tablesize = ~0;
spin_lock_init(&uhci->lock); spin_lock_init(&uhci->lock);
setup_timer(&uhci->fsbr_timer, uhci_fsbr_timeout, setup_timer(&uhci->fsbr_timer, uhci_fsbr_timeout,