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-rw-r--r--defaults.c25
1 files changed, 7 insertions, 18 deletions
diff --git a/defaults.c b/defaults.c
index f03765c..c78ab51 100644
--- a/defaults.c
+++ b/defaults.c
@@ -85,26 +85,14 @@ check_policy(struct uci_element *e, enum fw3_flag *pol, const char *name)
}
static void
-check_kmod(struct uci_element *e, bool *module, const char *name)
+check_target(struct uci_element *e, bool *available, const char *target, const bool ipv6)
{
- FILE *f;
- char buf[128];
-
- if (!*module)
- return;
-
- snprintf(buf, sizeof(buf), "/sys/module/%s/refcnt", name);
-
- f = fopen(buf, "r");
-
- if (f)
+ const bool b = fw3_has_target(ipv6, target);
+ if (!b)
{
- fclose(f);
- return;
+ warn_elem(e, "requires unavailable target extension %s, disabling", target);
}
-
- warn_elem(e, "requires not available kernel module %s, disabling", name);
- *module = false;
+ *available = b;
}
static void
@@ -171,7 +159,8 @@ fw3_load_defaults(struct fw3_state *state, struct uci_package *p)
check_any_reject_code(e, &defs->any_reject_code);
- check_kmod(e, &defs->flow_offloading, "xt_FLOWOFFLOAD");
+ /* exists in both ipv4 and ipv6, if at all, so only check ipv4 */
+ check_target(e, &defs->flow_offloading, "FLOWOFFLOAD", false);
}
}