diff options
| -rw-r--r-- | net/core/skbuff.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 4aea8f546b3f..1c059b695f4e 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -479,7 +479,6 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask, { struct kmem_cache *cache; struct sk_buff *skb; - unsigned int osize; bool pfmemalloc; u8 *data; @@ -505,16 +504,15 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask, * Both skb->head and skb_shared_info are cache line aligned. */ size = SKB_HEAD_ALIGN(size); - osize = kmalloc_size_roundup(size); - data = kmalloc_reserve(osize, gfp_mask, node, &pfmemalloc); + size = kmalloc_size_roundup(size); + data = kmalloc_reserve(size, gfp_mask, node, &pfmemalloc); if (unlikely(!data)) goto nodata; /* kmalloc_size_roundup() might give us more room than requested. * Put skb_shared_info exactly at the end of allocated zone, * to allow max possible filling before reallocation. */ - size = SKB_WITH_OVERHEAD(osize); - prefetchw(data + size); + prefetchw(data + SKB_WITH_OVERHEAD(size)); /* * Only clear those fields we need to clear, not those that we will @@ -522,7 +520,7 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask, * the tail pointer in struct sk_buff! */ memset(skb, 0, offsetof(struct sk_buff, tail)); - __build_skb_around(skb, data, osize); + __build_skb_around(skb, data, size); skb->pfmemalloc = pfmemalloc; if (flags & SKB_ALLOC_FCLONE) { |