From: Andrew Morton <akpm@linux-foundation.org>

mm/slob.c: In function 'krealloc':
mm/slob.c:219: warning: comparison of distinct pointer types lacks a cast
mm/slob.c:219: warning: comparison of distinct pointer types lacks a cast
mm/slab.c: In function 'krealloc':
mm/slab.c:3779: warning: comparison of distinct pointer types lacks a cast
mm/slab.c:3779: warning: comparison of distinct pointer types lacks a cast

Cc: Christoph Lameter <clameter@sgi.com>
Cc: Josef Sipek <jsipek@fsl.cs.sunysb.edu>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/slab.h |    2 +-
 mm/slab.c            |    2 +-
 mm/slob.c            |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff -puN include/linux/slab.h~slab-introduce-krealloc-fix include/linux/slab.h
--- a/include/linux/slab.h~slab-introduce-krealloc-fix
+++ a/include/linux/slab.h
@@ -74,7 +74,7 @@ void *__kmalloc(size_t, gfp_t);
 void *__kzalloc(size_t, gfp_t);
 void * __must_check krealloc(const void *, size_t, gfp_t);
 void kfree(const void *);
-unsigned int ksize(const void *);
+size_t ksize(const void *);
 
 /**
  * kcalloc - allocate memory for an array. The memory is set to zero.
diff -puN mm/slab.c~slab-introduce-krealloc-fix mm/slab.c
--- a/mm/slab.c~slab-introduce-krealloc-fix
+++ a/mm/slab.c
@@ -4525,7 +4525,7 @@ const struct seq_operations slabstats_op
  * allocated with either kmalloc() or kmem_cache_alloc(). The object
  * must not be freed during the duration of the call.
  */
-unsigned int ksize(const void *objp)
+size_t ksize(const void *objp)
 {
 	if (unlikely(objp == NULL))
 		return 0;
diff -puN mm/slob.c~slab-introduce-krealloc-fix mm/slob.c
--- a/mm/slob.c~slab-introduce-krealloc-fix
+++ a/mm/slob.c
@@ -252,7 +252,7 @@ void kfree(const void *block)
 
 EXPORT_SYMBOL(kfree);
 
-unsigned int ksize(const void *block)
+size_t ksize(const void *block)
 {
 	bigblock_t *bb;
 	unsigned long flags;
_