[PATCH 3.13.y-ckt 13/86] net: fix a race in dst_release()

3.13.11-ckt31 -stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit d69bbf88c8d0b367cf3e3a052f6daadf630ee566 ] Only cpu seeing dst refcount going to 0 can safely dereference dst->flags. Otherwise an other cpu might

[PATCH 3.13.y-ckt 13/86] net: fix a race in dst_release()

3.13.11-ckt31 -stable review patch. If anyone has any objections, please let me know. -- From: Eric Dumazet [ Upstream commit d69bbf88c8d0b367cf3e3a052f6daadf630ee566 ] Only cpu seeing dst refcount going to 0 can safely dereference dst->flags. Otherwise