This patch removes the variable 'addr' assigned but never used in function inc_deq() and inc_enq().
Signed-off-by: Lin Wang <lin.x.wang@xxxxxxxxx>
---
drivers/usb/host/xhci-ring.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index d26cd94..afa28ce 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -156,8 +156,6 @@ static void next_trb(struct xhci_hcd *xhci,
*/
static void inc_deq(struct xhci_hcd *xhci, struct xhci_ring *ring)
{
- unsigned long long addr;
-
ring->deq_updates++;
/*
@@ -186,8 +184,6 @@ static void inc_deq(struct xhci_hcd *xhci, struct xhci_ring *ring)
ring->dequeue++;
}
} while (last_trb(xhci, ring, ring->deq_seg, ring->dequeue));
-
- addr = (unsigned long long) xhci_trb_virt_to_dma(ring->deq_seg, ring->dequeue);
}
/*
@@ -212,7 +208,6 @@ static void inc_enq(struct xhci_hcd *xhci, struct xhci_ring *ring,
{
u32 chain;
union xhci_trb *next;
- unsigned long long addr;
chain = le32_to_cpu(ring->enqueue->generic.field[3]) & TRB_CHAIN;
/* If this is not event ring, there is one less usable TRB */
@@ -264,7 +259,6 @@ static void inc_enq(struct xhci_hcd *xhci, struct xhci_ring *ring,
ring->enqueue = ring->enq_seg->trbs;
next = ring->enqueue;
}
- addr = (unsigned long long) xhci_trb_virt_to_dma(ring->enq_seg, ring->enqueue);
}
/*
--
1.7.12.4
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