qed: Fix an off by one bug

Orabug: 26783820

The p_l2_info->pp_qid_usage[] array has "p_l2_info->queues" elements so
the > here should be a >= or we write beyond the end of the array.

Fixes: bbe3f233ec5e ("qed: Assign a unique per-queue index to queue-cid")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
[ Upstream commit 0331402aeaefe858709b0a4d44ade15f82d3a119 ]
Signed-off-by: Somasundaram Krishnasamy <somasundaram.krishnasamy@oracle.com>

diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index 3ab00fdb18222c700080ff9a851aa9ca117cf9db..499efa9b40b831f0aa0f7a27170e4a6244603a04 100644 (file)
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -161,7 +161,7 @@ static bool qed_eth_queue_qid_usage_add(struct qed_hwfn *p_hwfn,
 
        mutex_lock(&p_l2_info->lock);
 
-       if (queue_id > p_l2_info->queues) {
+       if (queue_id >= p_l2_info->queues) {
                DP_NOTICE(p_hwfn,
                          "Requested to increase usage for qzone %04x out of %08x\n",
                          queue_id, p_l2_info->queues);