+ kasan-support-use-after-scope-detection-v3.patch added to -mm tree

+ kasan-support-use-after-scope-detection-v3.patch added to -mm tree

[akpm]

The patch titled
     Subject: kasan-support-use-after-scope-detection-v3
has been added to the -mm tree.  Its filename is
     kasan-support-use-after-scope-detection-v3.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/kasan-support-use-after-scope-detection-v3.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/kasan-support-use-after-scope-detection-v3.patch

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------------------------------------------------------
From: Dmitry Vyukov <dvyukov@google.com>
Subject: kasan-support-use-after-scope-detection-v3

 - added comment to test_kasan.c re noinline
 - fixed a typo in comment: s/go into of scope/go into scope/
 - added cc stable

Link: http://lkml.kernel.org/r/1479998292-144502-1-git-send-email-dvyukov@google.com
Signed-off-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 lib/test_kasan.c |    5 +++++
 mm/kasan/kasan.c |    2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff -puN lib/test_kasan.c~kasan-support-use-after-scope-detection-v3 lib/test_kasan.c
--- a/lib/test_kasan.c~kasan-support-use-after-scope-detection-v3
+++ a/lib/test_kasan.c
@@ -20,6 +20,11 @@
 #include <linux/uaccess.h>
 #include <linux/module.h>
 
+/*
+ * Note: test functions are marked noinline so that their names appear in
+ * reports.
+ */
+
 static noinline void __init kmalloc_oob_right(void)
 {
 	char *ptr;
diff -puN mm/kasan/kasan.c~kasan-support-use-after-scope-detection-v3 mm/kasan/kasan.c
--- a/mm/kasan/kasan.c~kasan-support-use-after-scope-detection-v3
+++ a/mm/kasan/kasan.c
@@ -776,7 +776,7 @@ void __asan_poison_stack_memory(const vo
 }
 EXPORT_SYMBOL(__asan_poison_stack_memory);
 
-/* Emitted by compiler to unpoison large objects when they go into of scope. */
+/* Emitted by compiler to unpoison large objects when they go into scope. */
 void __asan_unpoison_stack_memory(const void *addr, size_t size)
 {
 	kasan_unpoison_shadow(addr, size);
_

Patches currently in -mm which might be from dvyukov@google.com are

kasan-update-kasan_global-for-gcc-7.patch
kasan-support-use-after-scope-detection.patch
kasan-support-use-after-scope-detection-v3.patch
kasan-support-panic_on_warn.patch
kasan-eliminate-long-stalls-during-quarantine-reduction.patch