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Diffstat (limited to 'mm/mempool.c')
-rw-r--r--mm/mempool.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/mm/mempool.c b/mm/mempool.c
index 79bff63ecf27..f473cdddaff0 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -58,11 +58,10 @@ static void __check_element(mempool_t *pool, void *element, size_t size)
static void check_element(mempool_t *pool, void *element)
{
/* Mempools backed by slab allocator */
- if (pool->free == mempool_free_slab || pool->free == mempool_kfree)
+ if (pool->free == mempool_free_slab || pool->free == mempool_kfree) {
__check_element(pool, element, ksize(element));
-
- /* Mempools backed by page allocator */
- if (pool->free == mempool_free_pages) {
+ } else if (pool->free == mempool_free_pages) {
+ /* Mempools backed by page allocator */
int order = (int)(long)pool->pool_data;
void *addr = kmap_atomic((struct page *)element);
@@ -82,11 +81,10 @@ static void __poison_element(void *element, size_t size)
static void poison_element(mempool_t *pool, void *element)
{
/* Mempools backed by slab allocator */
- if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc)
+ if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc) {
__poison_element(element, ksize(element));
-
- /* Mempools backed by page allocator */
- if (pool->alloc == mempool_alloc_pages) {
+ } else if (pool->alloc == mempool_alloc_pages) {
+ /* Mempools backed by page allocator */
int order = (int)(long)pool->pool_data;
void *addr = kmap_atomic((struct page *)element);
@@ -107,7 +105,7 @@ static __always_inline void kasan_poison_element(mempool_t *pool, void *element)
{
if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc)
kasan_poison_kfree(element, _RET_IP_);
- if (pool->alloc == mempool_alloc_pages)
+ else if (pool->alloc == mempool_alloc_pages)
kasan_free_pages(element, (unsigned long)pool->pool_data);
}
@@ -115,7 +113,7 @@ static void kasan_unpoison_element(mempool_t *pool, void *element)
{
if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc)
kasan_unpoison_slab(element);
- if (pool->alloc == mempool_alloc_pages)
+ else if (pool->alloc == mempool_alloc_pages)
kasan_alloc_pages(element, (unsigned long)pool->pool_data);
}