[sr-dev] git:5.0:6d602361: ipops: proper return code for ip_is_in_subnet()

[Daniel-Constantin Mierla]

Module: kamailio
Branch: 5.0
Commit: 6d602361521fbbc86aa1c43a986bce1422a591cf
URL: https://github.com/kamailio/kamailio/commit/6d602361521fbbc86aa1c43a986bce1422a591cf

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2017-03-05T09:48:52+01:00

ipops: proper return code for ip_is_in_subnet()

- returning 0 stopos the config execution, do -1 instead
- reported by A Messina, GH #1018

(cherry picked from commit 36973d12c579eba656203614d092ffd47661596e)

---

Modified: src/modules/ipops/ipops_mod.c

---

Diff:  https://github.com/kamailio/kamailio/commit/6d602361521fbbc86aa1c43a986bce1422a591cf.diff
Patch: https://github.com/kamailio/kamailio/commit/6d602361521fbbc86aa1c43a986bce1422a591cf.patch

---

diff --git a/src/modules/ipops/ipops_mod.c b/src/modules/ipops/ipops_mod.c
index 0e6f04e..150b962 100644
--- a/src/modules/ipops/ipops_mod.c
+++ b/src/modules/ipops/ipops_mod.c
@@ -77,7 +77,8 @@ MODULE_VERSION
 int _compare_ips(char*, size_t, enum enum_ip_type, char*, size_t, enum enum_ip_type);
 int _compare_ips_v4(struct in_addr *ip, char*, size_t);
 int _compare_ips_v6(struct in6_addr *ip, char*, size_t);
-int _ip_is_in_subnet(char *ip1, size_t len1, enum enum_ip_type ip1_type, char *ip2, size_t len2, enum enum_ip_type ip2_type, int netmask);
+int _ip_is_in_subnet(char *ip1, size_t len1, enum enum_ip_type ip1_type,
+		char *ip2, size_t len2, enum enum_ip_type ip2_type, int netmask);
 int _ip_is_in_subnet_v4(struct in_addr *ip, char *net, size_t netlen, int netmask);
 int _ip_is_in_subnet_v6(struct in6_addr *ip, char *net, size_t netlen, int netmask);
 int _ip_is_in_subnet_str(void *ip, enum enum_ip_type type, char *s, int slen);
@@ -304,8 +305,10 @@ int _compare_ips_v6(struct in6_addr *ip, char* ip2, size_t len2)
 	return 0;
 }
 
-/*! \brief Return 1 if IP1 is in the subnet given by IP2 and the netmask, 0 otherwise. */
-int _ip_is_in_subnet(char *ip1, size_t len1, enum enum_ip_type ip1_type, char *ip2, size_t len2, enum enum_ip_type ip2_type, int netmask)
+/*! \brief Return 1 if IP1 is in the subnet given by IP2 and the netmask,
+ * 0 otherwise. */
+int _ip_is_in_subnet(char *ip1, size_t len1, enum enum_ip_type ip1_type,
+		char *ip2, size_t len2, enum enum_ip_type ip2_type, int netmask)
 {
 	struct in_addr in_addr1, in_addr2;
 	struct in6_addr in6_addr1, in6_addr2;
@@ -875,7 +878,9 @@ static int w_ip_is_in_subnet(struct sip_msg* _msg, char* _s1, char* _s2)
 		if((ret = _ip_is_in_subnet_str_trimmed(ip,ip1_type,b,e))>0) return ret;
 	}
 	e = string2.s+string2.len;
-	return _ip_is_in_subnet_str_trimmed(ip,ip1_type,b,e);
+	ret = _ip_is_in_subnet_str_trimmed(ip,ip1_type,b,e);
+	if(ret==0) return -1;
+	return ret;
 }