1 files changed, 3 insertions, 5 deletions

diff --git a/net/core/flow.c b/net/core/flow.c
index 55789f832eda..2191af5f26ac 100644
--- a/net/core/flow.c
+++ b/net/core/flow.c
@@ -79,7 +79,7 @@ static void flow_cache_new_hashrnd(unsigned long arg)
 {
         int i;
 
-        for_each_cpu(i)
+        for_each_possible_cpu(i)
                 flow_hash_rnd_recalc(i) = 1;
 
         flow_hash_rnd_timer.expires = jiffies + FLOW_HASH_RND_PERIOD;
@@ -318,12 +318,10 @@ static void __devinit flow_cache_cpu_prepare(int cpu)
                 /* NOTHING */;
 
         flow_table(cpu) = (struct flow_cache_entry **)
-                __get_free_pages(GFP_KERNEL, order);
+                __get_free_pages(GFP_KERNEL|__GFP_ZERO, order);
         if (!flow_table(cpu))
                 panic("NET: failed to allocate flow cache order %lu\n", order);
 
-        memset(flow_table(cpu), 0, PAGE_SIZE << order);
-
         flow_hash_rnd_recalc(cpu) = 1;
         flow_count(cpu) = 0;
 
@@ -363,7 +361,7 @@ static int __init flow_cache_init(void)
         flow_hash_rnd_timer.expires = jiffies + FLOW_HASH_RND_PERIOD;
         add_timer(&flow_hash_rnd_timer);
 
-        for_each_cpu(i)
+        for_each_possible_cpu(i)
                 flow_cache_cpu_prepare(i);
 
         hotcpu_notifier(flow_cache_cpu, 0);