From: Alan T. DeKok <aland@freeradius.org>
Date: Mon, 23 Mar 2020 14:22:58 +0000 (-0400)
Subject: check for empty string && output list
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dae954c91d61ef5eec835e4e576da7b8ef54ad90;p=thirdparty%2Ffreeradius-server.git

check for empty string && output list
---

diff --git a/src/lib/server/xlat_tokenize.c b/src/lib/server/xlat_tokenize.c
index 03c344a5f20..96ebf9ba013 100644
--- a/src/lib/server/xlat_tokenize.c
+++ b/src/lib/server/xlat_tokenize.c
@@ -938,6 +938,11 @@ ssize_t xlat_tokenize_argv(TALLOC_CTX *ctx, xlat_exp_t **head, char const *in, s
 		last = &(node->next);
 	}
 
+	if (!my_head) {
+		fr_strerror_printf("Empty string is invalid");
+		return -1;
+	}
+
 	*head = my_head;
 	my_head->count = count;
 	return p - in;