[PATCH 3.12 083/127] net: fix sk_mem_reclaim_partial()

From: Eric Dumazet 3.12-stable review patch. If anyone has any objections, please let me know. === commit 1a24e04e4b50939daa3041682b38b82c896ca438 upstream. sk_mem_reclaim_partial() goal is to ensure each socket has one SK_MEM_QUANTUM forward allocation. This

[PATCH 3.12 083/127] net: fix sk_mem_reclaim_partial()

From: Eric Dumazet 3.12-stable review patch. If anyone has any objections, please let me know. === commit 1a24e04e4b50939daa3041682b38b82c896ca438 upstream. sk_mem_reclaim_partial() goal is to ensure each socket has one SK_MEM_QUANTUM forward allocation. This is needed both for