From a6d4e3135b70db1b1df3f8852e1e229d13c24e72 Mon Sep 17 00:00:00 2001 From: Matthew Smith Date: Tue, 3 Sep 2019 16:45:33 -0500 Subject: [PATCH] ethernet: fix dmac check avx2 loop condition In eth_input_process_frame(), a loop which checks the destination MAC address of received packets had a different condition for avx2 than it did for the non-avx2 version of the loop. It could result in one unnecessary execution of the loop body after all packets had been processed. Type: fix Fixes: 8d6f34e2b1cbfde5702e88686631527d5e1e10a0 Change-Id: Ib673f45917a0dea461987fdc8f0ca318b749fb1a Signed-off-by: Matthew Smith --- src/vnet/ethernet/node.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/vnet/ethernet/node.c b/src/vnet/ethernet/node.c index 4640540ac2b..1f408de1bb5 100755 --- a/src/vnet/ethernet/node.c +++ b/src/vnet/ethernet/node.c @@ -717,7 +717,7 @@ eth_input_process_frame (vlib_main_t * vm, vlib_node_runtime_t * node, u64x4 igbit4 = u64x4_splat (igbit); u64x4 mask4 = u64x4_splat (mask); u64x4 hwaddr4 = u64x4_splat (hwaddr); - while (n_left >= 0) + while (n_left > 0) { u64x4 r0, r1; r0 = u64x4_load_unaligned (dmac + 0) & mask4; -- 2.16.6