diff options
Diffstat (limited to 'lib/test_printf.c')
| -rw-r--r-- | lib/test_printf.c | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/lib/test_printf.c b/lib/test_printf.c index 659b6cc0d483..d5ab4ca4da99 100644 --- a/lib/test_printf.c +++ b/lib/test_printf.c @@ -239,6 +239,7 @@ plain_format(void) #define PTR ((void *)0x456789ab) #define PTR_STR "456789ab" #define PTR_VAL_NO_CRNG "(ptrval)" +#define ZEROS "" static int __init plain_format(void) @@ -268,7 +269,6 @@ plain_hash_to_buffer(const void *p, char *buf, size_t len) return 0; } - static int __init plain_hash(void) { @@ -326,6 +326,24 @@ test_hashed(const char *fmt, const void *p) } static void __init +null_pointer(void) +{ + test_hashed("%p", NULL); + test(ZEROS "00000000", "%px", NULL); + test("(null)", "%pE", NULL); +} + +#define PTR_INVALID ((void *)0x000000ab) + +static void __init +invalid_pointer(void) +{ + test_hashed("%p", PTR_INVALID); + test(ZEROS "000000ab", "%px", PTR_INVALID); + test("(efault)", "%pE", PTR_INVALID); +} + +static void __init symbol_ptr(void) { } @@ -462,8 +480,7 @@ struct_rtc_time(void) .tm_year = 118, }; - test_hashed("%pt", &tm); - + test("(%ptR?)", "%pt", &tm); test("2018-11-26T05:35:43", "%ptR", &tm); test("0118-10-26T05:35:43", "%ptRr", &tm); test("05:35:43|2018-11-26", "%ptRt|%ptRd", &tm, &tm); @@ -481,14 +498,14 @@ static void __init large_bitmap(void) { const int nbits = 1 << 16; - unsigned long *bits = kcalloc(BITS_TO_LONGS(nbits), sizeof(long), GFP_KERNEL); + unsigned long *bits = bitmap_zalloc(nbits, GFP_KERNEL); if (!bits) return; bitmap_set(bits, 1, 20); bitmap_set(bits, 60000, 15); test("1-20,60000-60014", "%*pbl", nbits, bits); - kfree(bits); + bitmap_free(bits); } static void __init @@ -572,6 +589,8 @@ static void __init test_pointer(void) { plain(); + null_pointer(); + invalid_pointer(); symbol_ptr(); kernel_ptr(); struct_resource(); |