inet: frag: constify match, hashfn and constructor arguments
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 36c7778218b93d96d88d68f116a711f6a598b72f)
Signed-off-by: Alex Shi <alex.shi@linaro.org>
diff --git a/include/net/inet_frag.h b/include/net/inet_frag.h
index bfcbc00..2afbd5d 100644
--- a/include/net/inet_frag.h
+++ b/include/net/inet_frag.h
@@ -67,10 +67,11 @@
u32 rnd;
int qsize;
- unsigned int (*hashfn)(struct inet_frag_queue *);
- bool (*match)(struct inet_frag_queue *q, void *arg);
+ unsigned int (*hashfn)(const struct inet_frag_queue *);
+ bool (*match)(const struct inet_frag_queue *q,
+ const void *arg);
void (*constructor)(struct inet_frag_queue *q,
- void *arg);
+ const void *arg);
void (*destructor)(struct inet_frag_queue *);
void (*skb_free)(struct sk_buff *);
void (*frag_expire)(unsigned long data);
@@ -127,9 +128,9 @@
percpu_counter_init(&nf->mem, 0);
}
-static inline int sum_frag_mem_limit(struct netns_frags *nf)
+static inline unsigned int sum_frag_mem_limit(struct netns_frags *nf)
{
- int res;
+ unsigned int res;
local_bh_disable();
res = percpu_counter_sum_positive(&nf->mem);