diff options
| author | Ingo Molnar <mingo@kernel.org> | 2016-05-05 09:57:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-05-05 09:57:27 +0200 |
| commit | e8c8ce54807b19e90ac84e609b13f7d4e337eab1 (patch) | |
| tree | ae7d65ae17d55aee197b605ce1a193fe594af614 /drivers/misc/lkdtm.c | |
| parent | 5db4298133d99b3dfc60d6899ac9df169769c899 (diff) | |
| parent | 04974df8049fc4240d22759a91e035082ccd18b4 (diff) | |
Merge tag 'v4.6-rc6' into locking/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/misc/lkdtm.c')
| -rw-r--r-- | drivers/misc/lkdtm.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c index 5f1a36b8fbb0..0a5cbbe12452 100644 --- a/drivers/misc/lkdtm.c +++ b/drivers/misc/lkdtm.c @@ -458,8 +458,10 @@ static void lkdtm_do_action(enum ctype which) break; val = kmalloc(len, GFP_KERNEL); - if (!val) + if (!val) { + kfree(base); break; + } *val = 0x12345678; base[offset] = *val; @@ -498,14 +500,17 @@ static void lkdtm_do_action(enum ctype which) } case CT_READ_BUDDY_AFTER_FREE: { unsigned long p = __get_free_page(GFP_KERNEL); - int saw, *val = kmalloc(1024, GFP_KERNEL); + int saw, *val; int *base; if (!p) break; - if (!val) + val = kmalloc(1024, GFP_KERNEL); + if (!val) { + free_page(p); break; + } base = (int *)p; |