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OpenCloudOS-Kernel
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6 

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6:
  slub: ksize() abuse checks
  slob: Fix to return wrong pointer
This commit is contained in:
Linus Torvalds 2008-05-26 10:21:26 -07:00
parent 4934ed888e 76994412f8
commit 1434b65731
2 changed files with 6 additions and 4 deletions
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5
mm/slob.c
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@ -469,8 +469,9 @@ void *__kmalloc_node(size_t size, gfp_t gfp, int node)
return ZERO_SIZE_PTR;
m = slob_alloc(size + align, gfp, align, node);
if (m)
*m = size;
if (!m)
return NULL;
*m = size;
return (void *)m + align;
} else {
void *ret;

5
mm/slub.c
View File

@ -2726,9 +2726,10 @@ size_t ksize(const void *object)
page = virt_to_head_page(object);
if (unlikely(!PageSlab(page)))
if (unlikely(!PageSlab(page))) {
WARN_ON(!PageCompound(page));
return PAGE_SIZE << compound_order(page);
}
s = page->slab;
#ifdef CONFIG_SLUB_DEBUG