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SLUB: Deal with annoying gcc warning on kfree()

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gcc 4.2 spits out an annoying warning if one casts a const void *
pointer to a void * pointer. No warning is generated if the
conversion is done through an assignment.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
This commit is contained in:
Christoph Lameter 2008-02-07 17:47:41 -08:00 committed by Christoph Lameter
parent 0afc2edfad
commit 5bb983b0cc
1 changed files with 2 additions and 1 deletions
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3
mm/slub.c
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@ -2601,6 +2601,7 @@ EXPORT_SYMBOL(ksize);
void kfree(const void *x) void kfree(const void *x)
{ {
struct page *page; struct page *page;
void *object = (void *)x;
if (unlikely(ZERO_OR_NULL_PTR(x))) if (unlikely(ZERO_OR_NULL_PTR(x)))
return; return;
@ -2610,7 +2611,7 @@ void kfree(const void *x)
put_page(page); put_page(page);
return; return;
} }
slab_free(page->slab, page, (void *)x, __builtin_return_address(0)); slab_free(page->slab, page, object, __builtin_return_address(0));
} }
EXPORT_SYMBOL(kfree); EXPORT_SYMBOL(kfree);