record_accessor: add NULL check(fluent#5846)

Signed-off-by: Takahiro Yamashita <[email protected]>
nokute78 · Aug 12, 2022 · c6fa1cf · c6fa1cf
1 parent fc32552
commit c6fa1cf
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/flb_record_accessor.c b/src/flb_record_accessor.c
@@ -619,6 +619,9 @@ int flb_ra_regex_match(struct flb_record_accessor *ra, msgpack_object map,
     struct flb_ra_parser *rp;
 
     rp = mk_list_entry_first(&ra->list, struct flb_ra_parser, _head);
+    if (rp == NULL || rp->key == NULL) {
+        return -1;
+    }
     return flb_ra_key_regex_match(rp->key->name, map, rp->key->subkeys,
                                   regex, result);
 }