]> git.ipfire.org Git - thirdparty/iproute2.git/commitdiff
ipmroute: Use inet_addr_match_rta()
authorSerhey Popovych <serhe.popovych@gmail.com>
Wed, 24 Jan 2018 18:56:36 +0000 (20:56 +0200)
committerDavid Ahern <dsahern@gmail.com>
Thu, 25 Jan 2018 17:31:22 +0000 (09:31 -0800)
While there check return from get_prefix() for filter address.

Signed-off-by: Serhey Popovych <serhe.popovych@gmail.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
ip/ipmroute.c

index 0450ea99947238d0294b8bcec3290495a4495a47..aa5029b44f411de3960feb1cd6db94c5a5719be1 100644 (file)
@@ -95,21 +95,11 @@ int print_mroute(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
        if (filter.af && filter.af != r->rtm_family)
                return 0;
 
-       if (tb[RTA_DST] && filter.mdst.bitlen > 0) {
-               inet_prefix dst = { .family = r->rtm_family };
-
-               memcpy(&dst.data, RTA_DATA(tb[RTA_DST]), RTA_PAYLOAD(tb[RTA_DST]));
-               if (inet_addr_match(&dst, &filter.mdst, filter.mdst.bitlen))
-                       return 0;
-       }
-
-       if (tb[RTA_SRC] && filter.msrc.bitlen > 0) {
-               inet_prefix src = { .family = r->rtm_family };
+       if (inet_addr_match_rta(&filter.mdst, tb[RTA_DST]))
+               return 0;
 
-               memcpy(&src.data, RTA_DATA(tb[RTA_SRC]), RTA_PAYLOAD(tb[RTA_SRC]));
-               if (inet_addr_match(&src, &filter.msrc, filter.msrc.bitlen))
-                       return 0;
-       }
+       if (inet_addr_match_rta(&filter.msrc, tb[RTA_SRC]))
+               return 0;
 
        family = get_real_family(r->rtm_type, r->rtm_family);
 
@@ -213,6 +203,8 @@ static int mroute_list(int argc, char **argv)
        } else
                filter.af = RTNL_FAMILY_IP6MR;
 
+       filter.msrc.family = filter.mdst.family = family;
+
        while (argc > 0) {
                if (matches(*argv, "table") == 0) {
                        __u32 tid;
@@ -233,14 +225,16 @@ static int mroute_list(int argc, char **argv)
                        id = *argv;
                } else if (matches(*argv, "from") == 0) {
                        NEXT_ARG();
-                       get_prefix(&filter.msrc, *argv, family);
+                       if (get_prefix(&filter.msrc, *argv, family))
+                               invarg("from value is invalid\n", *argv);
                } else {
                        if (strcmp(*argv, "to") == 0) {
                                NEXT_ARG();
                        }
                        if (matches(*argv, "help") == 0)
                                usage();
-                       get_prefix(&filter.mdst, *argv, family);
+                       if (get_prefix(&filter.mdst, *argv, family))
+                               invarg("to value is invalid\n", *argv);
                }
                argc--; argv++;
        }