1 files changed, 2 insertions, 0 deletions
diff --git a/sample/crnl.c b/sample/crnl.c
index 3ad1210..bfa563e 100644
--- a/sample/crnl.c
+++ b/sample/crnl.c
@@ -65,6 +65,8 @@ x(int no, char* pattern_arg, char* str_arg,
     char s[ONIG_MAX_ERROR_MESSAGE_LEN];
     onig_error_code_to_str(s, r);
     fprintf(stderr, "ERROR: %s\n", s);
+    onig_region_free(region, 1 /* 1:free self, 0:free contents only */);
+    onig_free(reg);
     return -1;
   }