diff options
Diffstat (limited to 'lib/librte_eal/common/malloc_elem.c')
| -rw-r--r-- | lib/librte_eal/common/malloc_elem.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/lib/librte_eal/common/malloc_elem.c b/lib/librte_eal/common/malloc_elem.c index 27e9925d..42568e1d 100644 --- a/lib/librte_eal/common/malloc_elem.c +++ b/lib/librte_eal/common/malloc_elem.c @@ -275,11 +275,14 @@ malloc_elem_free(struct malloc_elem *elem) return -1; rte_spinlock_lock(&(elem->heap->lock)); + size_t sz = elem->size - sizeof(*elem); + uint8_t *ptr = (uint8_t *)&elem[1]; struct malloc_elem *next = RTE_PTR_ADD(elem, elem->size); if (next->state == ELEM_FREE){ /* remove from free list, join to this one */ elem_free_list_remove(next); join_elem(elem, next); + sz += sizeof(*elem); } /* check if previous element is free, if so join with it and return, @@ -288,15 +291,17 @@ malloc_elem_free(struct malloc_elem *elem) if (elem->prev != NULL && elem->prev->state == ELEM_FREE) { elem_free_list_remove(elem->prev); join_elem(elem->prev, elem); - malloc_elem_free_list_insert(elem->prev); - } - /* otherwise add ourselves to the free list */ - else { - malloc_elem_free_list_insert(elem); - elem->pad = 0; + sz += sizeof(*elem); + ptr -= sizeof(*elem); + elem = elem->prev; } + malloc_elem_free_list_insert(elem); + /* decrease heap's count of allocated elements */ elem->heap->alloc_count--; + + memset(ptr, 0, sz); + rte_spinlock_unlock(&(elem->heap->lock)); return 0; |