diff options
| -rw-r--r-- | lib/Kconfig.debug | 2 | ||||
| -rw-r--r-- | lib/fortify_kunit.c | 14 |
2 files changed, 15 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 975a07f9f1cc..4e2febe3b568 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -2748,7 +2748,7 @@ config STACKINIT_KUNIT_TEST config FORTIFY_KUNIT_TEST tristate "Test fortified str*() and mem*() function internals at runtime" if !KUNIT_ALL_TESTS - depends on KUNIT && FORTIFY_SOURCE + depends on KUNIT default KUNIT_ALL_TESTS help Builds unit tests for checking internals of FORTIFY_SOURCE as used diff --git a/lib/fortify_kunit.c b/lib/fortify_kunit.c index 2e4fedc81621..7a88b5dd3d27 100644 --- a/lib/fortify_kunit.c +++ b/lib/fortify_kunit.c @@ -22,6 +22,11 @@ #include <linux/string.h> #include <linux/vmalloc.h> +/* Handle being built without CONFIG_FORTIFY_SOURCE */ +#ifndef __compiletime_strlen +# define __compiletime_strlen __builtin_strlen +#endif + static const char array_of_10[] = "this is 10"; static const char *ptr_of_11 = "this is 11!"; static char array_unknown[] = "compiler thinks I might change"; @@ -308,6 +313,14 @@ DEFINE_ALLOC_SIZE_TEST_PAIR(kvmalloc) } while (0) DEFINE_ALLOC_SIZE_TEST_PAIR(devm_kmalloc) +static int fortify_test_init(struct kunit *test) +{ + if (!IS_ENABLED(CONFIG_FORTIFY_SOURCE)) + kunit_skip(test, "Not built with CONFIG_FORTIFY_SOURCE=y"); + + return 0; +} + static struct kunit_case fortify_test_cases[] = { KUNIT_CASE(known_sizes_test), KUNIT_CASE(control_flow_split_test), @@ -324,6 +337,7 @@ static struct kunit_case fortify_test_cases[] = { static struct kunit_suite fortify_test_suite = { .name = "fortify", + .init = fortify_test_init, .test_cases = fortify_test_cases, }; |