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gallium: make REALLOC a bit more like realloc

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Keith Whitwell
2008-03-18 13:10:51 +00:00
parent 17b234ae33
commit 35a1ec53a7
1 changed files with 9 additions and 7 deletions
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16
src/gallium/include/pipe/p_util.h
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@@ -88,14 +88,16 @@ FREE( void *ptr )
static INLINE void * static INLINE void *
REALLOC( void *old_ptr, unsigned old_size, unsigned new_size ) REALLOC( void *old_ptr, unsigned old_size, unsigned new_size )
{ {
void *new_ptr; void *new_ptr = NULL;
if( new_size <= old_size ) {
return old_ptr; if (new_size != 0) {
} new_ptr = MALLOC( new_size );
new_ptr = MALLOC( new_size );
if( new_ptr ) { if( new_ptr && old_ptr ) {
memcpy( new_ptr, old_ptr, old_size ); memcpy( new_ptr, old_ptr, old_size );
}
} }
FREE( old_ptr ); FREE( old_ptr );
return new_ptr; return new_ptr;
} }