diff options
author | Phil Sutter <phil@nwl.cc> | 2017-09-28 17:17:42 +0200 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2017-09-29 12:37:44 +0200 |
commit | 9c4747d04075ad1e79aa0f346e7227a43e72405e (patch) | |
tree | b955c4ef459b1a54080c4b8944d2266259aa7d51 /src/exthdr.c | |
parent | 8254efdc504f202eab7be64f06bf011b02d9693a (diff) |
exthdr: Simplify tcp option printing a bit
This eliminates the need for that temporary buffer.
Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/exthdr.c')
-rw-r--r-- | src/exthdr.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/src/exthdr.c b/src/exthdr.c index 4add3da2..37c76884 100644 --- a/src/exthdr.c +++ b/src/exthdr.c @@ -31,17 +31,13 @@ static void exthdr_expr_print(const struct expr *expr, struct output_ctx *octx) * multiplicator */ unsigned int offset = expr->exthdr.offset / 64; - char buf[9] = {0}; - if (expr->exthdr.flags & NFT_EXTHDR_F_PRESENT) { - printf("tcp option %s", expr->exthdr.desc->name); + printf("tcp option %s", expr->exthdr.desc->name); + if (expr->exthdr.flags & NFT_EXTHDR_F_PRESENT) return; - } - if (offset) - snprintf(buf, sizeof buf, "%d", offset); - printf("tcp option %s%s %s", expr->exthdr.desc->name, buf, - expr->exthdr.tmpl->token); + printf("%d", offset); + printf(" %s", expr->exthdr.tmpl->token); } else { if (expr->exthdr.flags & NFT_EXTHDR_F_PRESENT) printf("exthdr %s", expr->exthdr.desc->name); |