From 002e60e76717ba05aa227d06a4ade3dbdbd9bedc Mon Sep 17 00:00:00 2001 From: Michael Bestas Date: Thu, 23 Jul 2020 02:15:08 +0300 Subject: Revert "BACKPORT: lkdtm: Prevent the compiler from optimising lkdtm_CORRUPT_STACK()" This reverts commit 8c0050c75a7dc7f67d74e70499041cd4b58b0c3c. --- drivers/misc/lkdtm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c index ba6b80715c39..b083bca03abe 100644 --- a/drivers/misc/lkdtm.c +++ b/drivers/misc/lkdtm.c @@ -348,8 +348,7 @@ static noinline void corrupt_stack(void) /* Use default char array length that triggers stack protection. */ char data[8]; - memset((void *)data, 'a', 64); - pr_info("Corrupted stack with '%16s'...\n", data); + memset((void *)data, 0, 64); } static void execute_location(void *dst) -- cgit v1.2.3