[PATCH] lkdtm: cfi: use NULL for a null pointer rather than zero
From: Colin Ian King
Date: Sun Jun 12 2022 - 16:27:17 EST
There is a pointer being initialized with a zero, use NULL instead.
Cleans up sparse warning:
drivers/misc/lkdtm/cfi.c:100:27: warning: Using plain integer as NULL pointer
Signed-off-by: Colin Ian King <colin.i.king@xxxxxxxxx>
---
drivers/misc/lkdtm/cfi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/misc/lkdtm/cfi.c b/drivers/misc/lkdtm/cfi.c
index 666a7f4bc137..71483cb1e422 100644
--- a/drivers/misc/lkdtm/cfi.c
+++ b/drivers/misc/lkdtm/cfi.c
@@ -97,7 +97,7 @@ static volatile int force_check;
static void lkdtm_CFI_BACKWARD(void)
{
/* Use calculated gotos to keep labels addressable. */
- void *labels[] = {0, &&normal, &&redirected, &&check_normal, &&check_redirected};
+ void *labels[] = { NULL, &&normal, &&redirected, &&check_normal, &&check_redirected };
pr_info("Attempting unchecked stack return address redirection ...\n");
--
2.35.3