src: add vlan dei

the CFI bit has been repurposed as DEI "Drop Eligible Indicator"
since 802.1Q-2011.

The vlan cfi field is still retained for compatibility.

Closes: https://bugzilla.netfilter.org/show_bug.cgi?id=1516
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/scanner.l b/src/scanner.l
index 6dc1be89..6cc7778d 100644
--- a/src/scanner.l
+++ b/src/scanner.l
@@ -429,6 +429,7 @@ addrstring	({macaddr}|{ip4addr}|{ip6addr})
 "id"			{ return ID; }
 <SCANSTATE_VLAN>{
 	"cfi"		{ return CFI; }
+	"dei"		{ return DEI; }
 	"pcp"		{ return PCP; }
 }
 "8021ad"		{ yylval->string = xstrdup(yytext); return STRING; }