diff options
Diffstat (limited to 'mm/slab_common.c')
| -rw-r--r-- | mm/slab_common.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c index 9c11e8a937d2..70b0cc85db67 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -1029,10 +1029,8 @@ struct kmem_cache *kmalloc_slab(size_t size, gfp_t flags) index = size_index[size_index_elem(size)]; } else { - if (unlikely(size > KMALLOC_MAX_CACHE_SIZE)) { - WARN_ON(1); + if (WARN_ON_ONCE(size > KMALLOC_MAX_CACHE_SIZE)) return NULL; - } index = fls(size - 1); } @@ -1204,7 +1202,7 @@ void *kmalloc_order(size_t size, gfp_t flags, unsigned int order) page = alloc_pages(flags, order); ret = page ? page_address(page) : NULL; kmemleak_alloc(ret, size, 1, flags); - kasan_kmalloc_large(ret, size, flags); + ret = kasan_kmalloc_large(ret, size, flags); return ret; } EXPORT_SYMBOL(kmalloc_order); @@ -1482,7 +1480,7 @@ static __always_inline void *__do_krealloc(const void *p, size_t new_size, ks = ksize(p); if (ks >= new_size) { - kasan_krealloc((void *)p, new_size, flags); + p = kasan_krealloc((void *)p, new_size, flags); return (void *)p; } @@ -1534,7 +1532,7 @@ void *krealloc(const void *p, size_t new_size, gfp_t flags) } ret = __do_krealloc(p, new_size, flags); - if (ret && p != ret) + if (ret && kasan_reset_tag(p) != kasan_reset_tag(ret)) kfree(p); return ret; |