diff options
Diffstat (limited to 'ip/iprule.c')
| -rw-r--r-- | ip/iprule.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/ip/iprule.c b/ip/iprule.c index 8313138d..36c57fa7 100644 --- a/ip/iprule.c +++ b/ip/iprule.c @@ -472,11 +472,13 @@ static int iprule_list_flush_or_save(int argc, char **argv, int action) } else if (strcmp(*argv, "dev") == 0 || strcmp(*argv, "iif") == 0) { NEXT_ARG(); - strncpy(filter.iif, *argv, IFNAMSIZ); + if (get_ifname(filter.iif, *argv)) + invarg("\"iif\"/\"dev\" not a valid ifname", *argv); filter.iifmask = 1; } else if (strcmp(*argv, "oif") == 0) { NEXT_ARG(); - strncpy(filter.oif, *argv, IFNAMSIZ); + if (get_ifname(filter.oif, *argv)) + invarg("\"oif\" not a valid ifname", *argv); filter.oifmask = 1; } else if (strcmp(*argv, "l3mdev") == 0) { filter.l3mdev = 1; @@ -695,10 +697,14 @@ static int iprule_modify(int cmd, int argc, char **argv) } else if (strcmp(*argv, "dev") == 0 || strcmp(*argv, "iif") == 0) { NEXT_ARG(); + if (check_ifname(*argv)) + invarg("\"iif\"/\"dev\" not a valid ifname", *argv); addattr_l(&req.n, sizeof(req), FRA_IFNAME, *argv, strlen(*argv)+1); } else if (strcmp(*argv, "oif") == 0) { NEXT_ARG(); + if (check_ifname(*argv)) + invarg("\"oif\" not a valid ifname", *argv); addattr_l(&req.n, sizeof(req), FRA_OIFNAME, *argv, strlen(*argv)+1); } else if (strcmp(*argv, "l3mdev") == 0) { |