void mfree(struct mdesc *mdp, void *ptr)
{
int type;
- size_t block;
+ size_t block, frag_nb;
register size_t i;
struct list *prev, *next;
int it;
((char *) ADDRESS(block) +
(mdp->heapinfo[block].busy_frag.first << type));
+ /* Set size used in the fragment to 0 */
+ frag_nb = RESIDUAL(ptr, BLOCKSIZE) >> type;
+ mdp->heapinfo[block].busy_frag.frag_size[frag_nb] = 0;
+
if (mdp->heapinfo[block].busy_frag.nfree ==
(BLOCKSIZE >> type) - 1) {
/* If all fragments of this block are free, remove them
it is the first free fragment of this block. */
prev = (struct list *) ptr;
mdp->heapinfo[block].busy_frag.nfree = 1;
- mdp->heapinfo[block].busy_frag.first =
- RESIDUAL(ptr, BLOCKSIZE) >> type;
+ mdp->heapinfo[block].busy_frag.first = frag_nb;
prev->next = mdp->fraghead[type].next;
prev->prev = &mdp->fraghead[type];
prev->prev->next = prev;