Fix: test_utils_expand_path passes NULL to sprintf

[lttng-tools.git] / tests / unit / test_utils_expand_path.c

diff --git a/tests/unit/test_utils_expand_path.c b/tests/unit/test_utils_expand_path.c
index 5fc383c628ace598f35bf94ab4b16c99b05eb712..aa7984b4026b38e4385f11d26b07545444c9bb1c 100644 (file)
--- a/tests/unit/test_utils_expand_path.c
+++ b/tests/unit/test_utils_expand_path.c
@@ -311,9 +311,12 @@ static void test_utils_expand_path(void)
 
        /* Test invalid cases */
        for (i = 0; i < num_invalid_tests; i++) {
-               sprintf(name, "invalid test case: %s", invalid_tests_inputs[i]);
+               const char *test_input = invalid_tests_inputs[i];
 
-               result = utils_expand_path(invalid_tests_inputs[i]);
+               sprintf(name, "invalid test case: %s", test_input ?
+                               test_input : "NULL");
+
+               result = utils_expand_path(test_input);
                if (result != NULL) {
                        free(result);
                }