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Diffstat (limited to 'lib/test_printf.c')
-rw-r--r--lib/test_printf.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/lib/test_printf.c b/lib/test_printf.c
index 250ee864b8b8..359ae4fb1ece 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)
{
}
@@ -571,6 +589,8 @@ static void __init
test_pointer(void)
{
plain();
+ null_pointer();
+ invalid_pointer();
symbol_ptr();
kernel_ptr();
struct_resource();