summaryrefslogtreecommitdiffstats
path: root/extensions
diff options
context:
space:
mode:
Diffstat (limited to 'extensions')
-rw-r--r--extensions/libxt_conntrack.c5
-rw-r--r--extensions/libxt_state.c5
2 files changed, 8 insertions, 2 deletions
diff --git a/extensions/libxt_conntrack.c b/extensions/libxt_conntrack.c
index 3cec9dd4..c7f80e0d 100644
--- a/extensions/libxt_conntrack.c
+++ b/extensions/libxt_conntrack.c
@@ -107,7 +107,10 @@ parse_states(const char *arg, struct xt_conntrack_info *sinfo)
exit_error(PARAMETER_PROBLEM, "Bad ctstate `%s'", arg);
arg = comma+1;
}
-
+ if (!*arg)
+ exit_error(PARAMETER_PROBLEM, "`--ctstate' requires a list of "
+ "states with no spaces, e.g. "
+ "ESTABLISHED,RELATED");
if (strlen(arg) == 0 || !parse_state(arg, strlen(arg), sinfo))
exit_error(PARAMETER_PROBLEM, "Bad ctstate `%s'", arg);
}
diff --git a/extensions/libxt_state.c b/extensions/libxt_state.c
index 95d7db57..66af518a 100644
--- a/extensions/libxt_state.c
+++ b/extensions/libxt_state.c
@@ -54,7 +54,10 @@ state_parse_states(const char *arg, struct xt_state_info *sinfo)
exit_error(PARAMETER_PROBLEM, "Bad state `%s'", arg);
arg = comma+1;
}
-
+ if (!*arg)
+ exit_error(PARAMETER_PROBLEM, "`--state' requires a list of "
+ "states with no spaces, e.g. "
+ "ESTABLISHED,RELATED");
if (strlen(arg) == 0 || !state_parse_state(arg, strlen(arg), sinfo))
exit_error(PARAMETER_PROBLEM, "Bad state `%s'", arg);
}