diff options
Diffstat (limited to 'src/vnet/l2')
| -rw-r--r-- | src/vnet/l2/l2_vtr.h | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/src/vnet/l2/l2_vtr.h b/src/vnet/l2/l2_vtr.h index 1cd9209973b..40285873273 100644 --- a/src/vnet/l2/l2_vtr.h +++ b/src/vnet/l2/l2_vtr.h @@ -75,15 +75,13 @@ typedef struct always_inline u32 l2_vtr_process (vlib_buffer_t * b0, vtr_config_t * config) { - u64 temp_8; - u32 temp_4; u8 *eth; + u8 save_macs[12]; eth = vlib_buffer_get_current (b0); /* copy the 12B dmac and smac to a temporary location */ - temp_8 = *((u64 *) eth); - temp_4 = *((u32 *) (eth + 8)); + clib_memcpy_fast (save_macs, eth, sizeof (save_macs)); /* adjust for popped tags */ eth += config->pop_bytes; @@ -95,7 +93,8 @@ l2_vtr_process (vlib_buffer_t * b0, vtr_config_t * config) } /* copy the 2 new tags to the start of the packet */ - *((u64 *) (eth + 12 - 8)) = config->raw_tags; + clib_memcpy_fast (eth + 12 - 8, &config->raw_tags, + sizeof (config->raw_tags)); /* TODO: set cos bits */ @@ -103,8 +102,7 @@ l2_vtr_process (vlib_buffer_t * b0, vtr_config_t * config) eth -= config->push_bytes; /* copy the 12 dmac and smac back to the packet */ - *((u64 *) eth) = temp_8; - *((u32 *) (eth + 8)) = temp_4; + clib_memcpy_fast (eth, save_macs, sizeof (save_macs)); /* Update l2 parameters */ vnet_buffer (b0)->l2.l2_len += @@ -124,7 +122,6 @@ l2_vtr_process (vlib_buffer_t * b0, vtr_config_t * config) return 0; } - /* * Perform the egress pre-vlan tag rewrite EFP Filter check. * The post-vlan tag rewrite check is a separate graph node. |