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authorJames King <t.james.king@gmail.com>2008-04-01 21:17:36 +0200
committerPatrick McHardy <kaber@trash.net>2008-04-02 12:25:33 +0200
commitdbe6c3b74ee847707181f1fe28b2975b4a8ab425 (patch)
tree1318b32c6e02a4c6ee093c9bbe14921b28df4f1a /extensions
parent714968839bd29129ea201cea602527eaa0e95b43 (diff)
[IPTABLES]: libxt_iprange: Fix IP validation logic
IP address validation logic was inverted, causing valid addresses to be rejected. Signed-off-by: James King <t.james.king@gmail.com>
Diffstat (limited to 'extensions')
-rw-r--r--extensions/libxt_iprange.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/extensions/libxt_iprange.c b/extensions/libxt_iprange.c
index 51b35f8a..c4fe7cfc 100644
--- a/extensions/libxt_iprange.c
+++ b/extensions/libxt_iprange.c
@@ -41,14 +41,14 @@ parse_iprange(char *arg, struct ipt_iprange *range)
*dash = '\0';
ip = numeric_to_ipaddr(arg);
- if (ip != NULL)
+ if (!ip)
exit_error(PARAMETER_PROBLEM, "iprange match: Bad IP address `%s'\n",
arg);
range->min_ip = ip->s_addr;
if (dash != NULL) {
ip = numeric_to_ipaddr(dash+1);
- if (ip != NULL)
+ if (!ip)
exit_error(PARAMETER_PROBLEM, "iprange match: Bad IP address `%s'\n",
dash+1);
range->max_ip = ip->s_addr;