[PATCH net v3 3/3] net: hns: fixed bug that skb used after kfree

2017-04-25 Thread Yankejian
From: lipeng There is KASAN warning which turn out it's a skb used after free: BUG: KASAN: use-after-free in hns_nic_net_xmit_hw+0x62c/0x940... [17659.112635] alloc_debug_processing+0x18c/0x1a0 [17659.117208] __slab_alloc+0x52c/0x560 [17659.120909] kmem_cache_alloc

[PATCH net v3 3/3] net: hns: fixed bug that skb used after kfree

2017-04-21 Thread Yankejian
From: lipeng There is KASAN warning which turn out it's a skb used after free: BUG: KASAN: use-after-free in hns_nic_net_xmit_hw+0x62c/0x940... [17659.112635] alloc_debug_processing+0x18c/0x1a0 [17659.117208] __slab_alloc+0x52c/0x560 [17659.120909] kmem_cache_alloc