htsmsg_list_2_csv - fix wrong memory access

diff --git a/src/htsmsg.c b/src/htsmsg.c
index 0c89f7a46ec1773762d7fc81b95195b193dee2e7..f996d8a7fadf3bdd64ebdbc0269c5df6dbdf15fa 100644 (file)
--- a/src/htsmsg.c
+++ b/src/htsmsg.c
@@ -1069,6 +1069,7 @@ htsmsg_list_2_csv(htsmsg_t *m, char delim, int human)
   if (human) {
     sep[0] = delim;
     sep[1] = ' ';
+    sep[2] = '\0';
     ssep = "";
   } else {
     sep[0] = delim;