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-rw-r--r--extensions/libxt_conntrack.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/extensions/libxt_conntrack.c b/extensions/libxt_conntrack.c
index 060b9477..fff69f8a 100644
--- a/extensions/libxt_conntrack.c
+++ b/extensions/libxt_conntrack.c
@@ -129,13 +129,20 @@ static const struct xt_option_entry conntrack2_mt_opts[] = {
.flags = XTOPT_INVERT},
{.name = "ctexpire", .id = O_CTEXPIRE, .type = XTTYPE_UINT32RC,
.flags = XTOPT_INVERT},
- {.name = "ctorigsrcport", .id = O_CTORIGSRCPORT, .type = XTTYPE_PORT,
+ /*
+ * Rev 1 and 2 only store one port, and we would normally use
+ * %XTTYPE_PORT (rather than %XTTYPE_PORTRC) for that. The resulting
+ * error message - in case a user passed a range nevertheless -
+ * "port 22:23 resolved to nothing" is not quite as useful as using
+ * %XTTYPE_PORTC and libxt_conntrack's own range test.
+ */
+ {.name = "ctorigsrcport", .id = O_CTORIGSRCPORT, .type = XTTYPE_PORTRC,
.flags = XTOPT_INVERT | XTOPT_NBO},
- {.name = "ctorigdstport", .id = O_CTORIGDSTPORT, .type = XTTYPE_PORT,
+ {.name = "ctorigdstport", .id = O_CTORIGDSTPORT, .type = XTTYPE_PORTRC,
.flags = XTOPT_INVERT | XTOPT_NBO},
- {.name = "ctreplsrcport", .id = O_CTREPLSRCPORT, .type = XTTYPE_PORT,
+ {.name = "ctreplsrcport", .id = O_CTREPLSRCPORT, .type = XTTYPE_PORTRC,
.flags = XTOPT_INVERT | XTOPT_NBO},
- {.name = "ctrepldstport", .id = O_CTREPLDSTPORT, .type = XTTYPE_PORT,
+ {.name = "ctrepldstport", .id = O_CTREPLDSTPORT, .type = XTTYPE_PORTRC,
.flags = XTOPT_INVERT | XTOPT_NBO},
{.name = "ctdir", .id = O_CTDIR, .type = XTTYPE_STRING},
XTOPT_TABLEEND,