diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/tests/printf_kunit.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/lib/tests/printf_kunit.c b/lib/tests/printf_kunit.c index 7617e5b8b02c..f6f21b445ece 100644 --- a/lib/tests/printf_kunit.c +++ b/lib/tests/printf_kunit.c @@ -266,15 +266,17 @@ hash_pointer(struct kunit *kunittest) KUNIT_EXPECT_MEMNEQ(kunittest, buf, PTR_STR, PTR_WIDTH); } -static void -test_hashed(struct kunit *kunittest, const char *fmt, const void *p) -{ - char buf[PLAIN_BUF_SIZE]; - - plain_hash_to_buffer(kunittest, p, buf, PLAIN_BUF_SIZE); - - test(buf, fmt, p); -} +/* + * This is a macro so that the compiler can compare its arguments to the + * __printf() attribute on __test(). This cannot be a function with a __printf() + * attribute because GCC requires __printf() functions to be variadic. + */ +#define test_hashed(kunittest, fmt, p) \ + do { \ + char buf[PLAIN_BUF_SIZE]; \ + plain_hash_to_buffer(kunittest, p, buf, PLAIN_BUF_SIZE); \ + test(buf, fmt, p); \ + } while (0) /* * NULL pointers aren't hashed. |