sergiotarxz/nuttx
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Fix a bug introduced in the last check-in

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5728 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2013-03-11 00:04:50 +00:00
parent 2433c1461b
commit 3781d761f3
1 changed files with 17 additions and 4 deletions
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21
mm/mm_realloc.c
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@ -49,6 +49,19 @@
/**************************************************************************** /****************************************************************************
* Pre-processor Definitions * Pre-processor Definitions
****************************************************************************/ ****************************************************************************/
/* If multiple heaps are used, then the heap must be passed as a paramter to
* mm_malloc() and mm_free(). If the single heap case, mm_malloc() and
* mm_free() are not available and we have to use malloc() and free() (which,
* internally will use the same heap).
*/
#ifdef CONFIG_MM_MULTIHEAP
# define MM_MALLOC(h,s) mm_malloc(h,s)
# define MM_FREE(h,m) mm_free(h,m)
#else
# define MM_MALLOC(h,s) malloc(s)
# define MM_FREE(h,m) free(m)
#endif
/**************************************************************************** /****************************************************************************
* Private Functions * Private Functions
@ -95,14 +108,14 @@ FAR void *mm_realloc(FAR struct mm_heap_s *heap, FAR void *oldmem,
if (!oldmem) if (!oldmem)
{ {
return mm_malloc(heap, size); return MM_MALLOC(heap, size);
} }
/* If size is zero, then realloc is equivalent to free */ /* If size is zero, then realloc is equivalent to free */
if (size <= 0) if (size <= 0)
{ {
mm_free(heap, oldmem); MM_FREE(heap, oldmem);
return NULL; return NULL;
} }
@ -348,11 +361,11 @@ FAR void *mm_realloc(FAR struct mm_heap_s *heap, FAR void *oldmem,
*/ */
mm_givesemaphore(heap); mm_givesemaphore(heap);
newmem = (FAR void*)mm_malloc(heap, size); newmem = (FAR void*)MM_MALLOC(heap, size);
if (newmem) if (newmem)
{ {
memcpy(newmem, oldmem, oldsize); memcpy(newmem, oldmem, oldsize);
mm_free(heap, oldmem); MM_FREE(heap, oldmem);
} }
return newmem; return newmem;