Commit 5afbfa8c authored by Colin Ian King's avatar Colin Ian King Committed by Greg Kroah-Hartman

lkdtm: cfi: use NULL for a null pointer rather than zero

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
Acked-by: default avatarKees Cook <keescook@chromium.org>
Signed-off-by: default avatarColin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20220612202708.2754270-1-colin.i.king@gmail.comSigned-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6169525b
......@@ -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");
......
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