Do not endian swap the ether_vtag before stuffing it into the control word.

The endian swap to little endian happens later for the full control word.
Fixes vlans on em(4) on sparc64 systems.
OK kn@ naddy@

diff --git a/sys/dev/pci/if_em.c b/sys/dev/pci/if_em.c
index 581c9fc..c840377 100644 (file)
--- a/sys/dev/pci/if_em.c
+++ b/sys/dev/pci/if_em.c
@@ -31,7 +31,7 @@ POSSIBILITY OF SUCH DAMAGE.
 
 ***************************************************************************/
 
-/* $OpenBSD: if_em.c,v 1.363 2022/11/06 18:17:56 mbuhl Exp $ */
+/* $OpenBSD: if_em.c,v 1.364 2023/02/02 13:37:24 claudio Exp $ */
 /* $FreeBSD: if_em.c,v 1.46 2004/09/29 18:28:28 mlaier Exp $ */
 
 #include <dev/pci/if_em.h>
@@ -2411,7 +2411,7 @@ em_tx_ctx_setup(struct em_queue *que, struct mbuf *mp, u_int head,
        
 #if NVLAN > 0
        if (ISSET(mp->m_flags, M_VLANTAG)) {
-               uint16_t vtag = htole16(mp->m_pkthdr.ether_vtag);
+               uint32_t vtag = mp->m_pkthdr.ether_vtag;
                vlan_macip_lens |= vtag << E1000_ADVTXD_VLAN_SHIFT;
                *cmd_type_len |= E1000_ADVTXD_DCMD_VLE;
                off = 1;