diff options
Diffstat (limited to 'test/ut.c')
| -rw-r--r-- | test/ut.c | 16 |
1 files changed, 14 insertions, 2 deletions
@@ -68,11 +68,17 @@ static int readline_check(struct unit_test_state *uts) int ut_check_console_line(struct unit_test_state *uts, const char *fmt, ...) { va_list args; + int len; int ret; va_start(args, fmt); - vsnprintf(uts->expect_str, sizeof(uts->expect_str), fmt, args); + len = vsnprintf(uts->expect_str, sizeof(uts->expect_str), fmt, args); va_end(args); + if (len >= sizeof(uts->expect_str)) { + ut_fail(uts, __FILE__, __LINE__, __func__, + "unit_test_state->expect_str too small"); + return -EOVERFLOW; + } ret = readline_check(uts); if (ret < 0) return ret; @@ -83,11 +89,17 @@ int ut_check_console_line(struct unit_test_state *uts, const char *fmt, ...) int ut_check_console_linen(struct unit_test_state *uts, const char *fmt, ...) { va_list args; + int len; int ret; va_start(args, fmt); - vsnprintf(uts->expect_str, sizeof(uts->expect_str), fmt, args); + len = vsnprintf(uts->expect_str, sizeof(uts->expect_str), fmt, args); va_end(args); + if (len >= sizeof(uts->expect_str)) { + ut_fail(uts, __FILE__, __LINE__, __func__, + "unit_test_state->expect_str too small"); + return -EOVERFLOW; + } ret = readline_check(uts); if (ret < 0) return ret; |