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40 lines
1.1 KiB
40 lines
1.1 KiB
From 64788807be19d744bb9c57943e74fe6775a8c05f Mon Sep 17 00:00:00 2001
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From: Phil Sutter <phil@nwl.cc>
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Date: Wed, 16 Nov 2022 13:09:16 +0100
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Subject: [PATCH] extensions: libipt_ttl: Sanitize xlate callback
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Catch unexpected values in info->mode, also fix indenting.
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Fixes: 1b320a1a1dc1f ("extensions: libipt_ttl: Add translation to nft")
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Signed-off-by: Phil Sutter <phil@nwl.cc>
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(cherry picked from commit 800bed28b2b7bbd931166c7426640ae619f03342)
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---
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extensions/libipt_ttl.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/extensions/libipt_ttl.c b/extensions/libipt_ttl.c
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index 6bdd219618091..86ba554ef92a8 100644
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--- a/extensions/libipt_ttl.c
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+++ b/extensions/libipt_ttl.c
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@@ -106,7 +106,7 @@ static int ttl_xlate(struct xt_xlate *xl,
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const struct ipt_ttl_info *info =
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(struct ipt_ttl_info *) params->match->data;
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- switch (info->mode) {
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+ switch (info->mode) {
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case IPT_TTL_EQ:
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xt_xlate_add(xl, "ip ttl");
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break;
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@@ -121,7 +121,7 @@ static int ttl_xlate(struct xt_xlate *xl,
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break;
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default:
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/* Should not happen. */
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- break;
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+ return 0;
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}
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xt_xlate_add(xl, " %u", info->ttl);
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--
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2.40.0
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