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authorPekka J Enberg <penberg@cs.Helsinki.FI>2005-09-06 15:18:31 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:57:45 -0700
commitdd3927105b6f65afb7dac17682172cdfb86d3f00 (patch)
tree5cf282aff500cad23b9d7e13dc19b2b2d31e1ce6 /mm/slab.c
parent640e803376b9c4072f69fec42e304c974a631298 (diff)
[PATCH] introduce and use kzalloc
This patch introduces a kzalloc wrapper and converts kernel/ to use it. It saves a little program text. Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/mm/slab.c b/mm/slab.c
index a9ff4f7f9860..d7c4443991fe 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2558,24 +2558,18 @@ void kmem_cache_free(kmem_cache_t *cachep, void *objp)
EXPORT_SYMBOL(kmem_cache_free);
/**
- * kcalloc - allocate memory for an array. The memory is set to zero.
- * @n: number of elements.
- * @size: element size.
+ * kzalloc - allocate memory. The memory is set to zero.
+ * @size: how many bytes of memory are required.
* @flags: the type of memory to allocate.
*/
-void *kcalloc(size_t n, size_t size, unsigned int __nocast flags)
+void *kzalloc(size_t size, unsigned int __nocast flags)
{
- void *ret = NULL;
-
- if (n != 0 && size > INT_MAX / n)
- return ret;
-
- ret = kmalloc(n * size, flags);
+ void *ret = kmalloc(size, flags);
if (ret)
- memset(ret, 0, n * size);
+ memset(ret, 0, size);
return ret;
}
-EXPORT_SYMBOL(kcalloc);
+EXPORT_SYMBOL(kzalloc);
/**
* kfree - free previously allocated memory