Commit 50c2e4dd authored Jul 12, 2015 by Dan Carpenter Committed by David S. Miller Jul 14, 2015

net/xen-netback: off by one in BUG_ON() condition

The > should be >=. I also added spaces around the '-' operations so
the code is a little more consistent and matches the condition better.

Fixes: f53c3fe8 ('xen-netback: Introduce TX grant mapping')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent f760b87f

drivers/net/xen-netback/netback.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -1566,7 +1566,7 @@ static inline void xenvif_tx_dealloc_action(struct xenvif_queue *queue)
		smp_rmb();

		while (dc != dp) {
		BUG_ON(gop - queue->tx_unmap_ops > MAX_PENDING_REQS);
		BUG_ON(gop - queue->tx_unmap_ops >= MAX_PENDING_REQS);
		pending_idx =
		queue->dealloc_ring[pending_index(dc++)];