diff options
Diffstat (limited to 'drivers/misc/lkdtm_bugs.c')
-rw-r--r-- | drivers/misc/lkdtm_bugs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/misc/lkdtm_bugs.c b/drivers/misc/lkdtm_bugs.c index cba0837aee2e..e3f4cd8876b5 100644 --- a/drivers/misc/lkdtm_bugs.c +++ b/drivers/misc/lkdtm_bugs.c @@ -81,12 +81,17 @@ void lkdtm_OVERFLOW(void) (void) recursive_loop(recur_count); } +static noinline void __lkdtm_CORRUPT_STACK(void *stack) +{ + memset(stack, 'a', 64); +} + noinline void lkdtm_CORRUPT_STACK(void) { /* Use default char array length that triggers stack protection. */ char data[8]; + __lkdtm_CORRUPT_STACK(&data); - memset((void *)data, 'a', 64); pr_info("Corrupted stack with '%16s'...\n", data); } |