X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;ds=sidebyside;f=kernel%2Fdrivers%2Fnet%2Fxen-netback%2Fnetback.c;h=0866c5dfdf87b2c8f569d0d6c529a288cc437ec3;hb=ec0a2ed6d8a5e555edef907895c041e285fdb495;hp=0d2594395ffbc797671711603461148270f1a03f;hpb=342fa5dfa053559f47caad657132522496dcf1b3;p=kvmfornfv.git

diff --git a/kernel/drivers/net/xen-netback/netback.c b/kernel/drivers/net/xen-netback/netback.c
index 0d2594395..0866c5dfd 100644
--- a/kernel/drivers/net/xen-netback/netback.c
+++ b/kernel/drivers/net/xen-netback/netback.c
@@ -1571,13 +1571,13 @@ 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++)];
 
-			pending_idx_release[gop-queue->tx_unmap_ops] =
+			pending_idx_release[gop - queue->tx_unmap_ops] =
 				pending_idx;
-			queue->pages_to_unmap[gop-queue->tx_unmap_ops] =
+			queue->pages_to_unmap[gop - queue->tx_unmap_ops] =
 				queue->mmap_pages[pending_idx];
 			gnttab_set_unmap_op(gop,
 					    idx_to_kaddr(queue, pending_idx),