1 files changed, 2 insertions, 0 deletions

diff --git a/csv-test.c b/csv-test.c
index eadcf53..432d343 100644
--- a/csv-test.c
+++ b/csv-test.c
@@ -63,6 +63,8 @@ test_exception_with_signal(FILE *f)
 static void
 my_error_handler(csv_err_t csv_err, void *env)
 {
+        assert(env != NULL);
+
         fprintf(stderr, "my_error_handler: %s\n", csv_err_str(csv_err));
         longjmp(*((jmp_buf *) env), 1);
 }