[PATCH 1/9] mm: Hardened usercopy
From: baruch@tkos.co.il (Baruch Siach)
Date: 2016-07-07 05:37:26
Also in:
linux-arch, linux-mm, linuxppc-dev, lkml, sparclinux
Hi Kees, On Wed, Jul 06, 2016 at 03:25:20PM -0700, Kees Cook wrote:
+#ifdef CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR
Should be CONFIG_HARDENED_USERCOPY to match the slab/slub implementation condition.
+const char *__check_heap_object(const void *ptr, unsigned long n,
+ struct page *page);
+#else
+static inline const char *__check_heap_object(const void *ptr,
+ unsigned long n,
+ struct page *page)
+{
+ return NULL;
+}
+#endif
baruch
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