diff options
| author | Christoph Hellwig <hch@lst.de> | 2020-09-03 16:22:37 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2020-09-08 22:21:34 -0400 |
| commit | c6f7c753f71cccb21d1a7f0c1127ce7804374c5e (patch) | |
| tree | 2c7f3a017e042ca762ef5ddae70d90ee3d5efd7d /drivers/misc/lkdtm/bugs.c | |
| parent | 81b1e242b8bdc1f5094b8d172cdc0c032fc761c1 (diff) | |
lkdtm: remove set_fs-based tests
Once we can't manipulate the address limit, we also can't test what
happens when the manipulation is abused.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/misc/lkdtm/bugs.c')
| -rw-r--r-- | drivers/misc/lkdtm/bugs.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/misc/lkdtm/bugs.c b/drivers/misc/lkdtm/bugs.c index 4dfbfd51bdf7..a0675d4154d2 100644 --- a/drivers/misc/lkdtm/bugs.c +++ b/drivers/misc/lkdtm/bugs.c @@ -312,16 +312,6 @@ void lkdtm_CORRUPT_LIST_DEL(void) pr_err("list_del() corruption not detected!\n"); } -/* Test if unbalanced set_fs(KERNEL_DS)/set_fs(USER_DS) check exists. */ -void lkdtm_CORRUPT_USER_DS(void) -{ - pr_info("setting bad task size limit\n"); - set_fs(KERNEL_DS); - - /* Make sure we do not keep running with a KERNEL_DS! */ - force_sig(SIGKILL); -} - /* Test that VMAP_STACK is actually allocating with a leading guard page */ void lkdtm_STACK_GUARD_PAGE_LEADING(void) { |