netdev - [PATCH net-next] net: Make msg_zerocopy

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Date:   Wed,  4 May 2022 10:09:47 -0700
From:   David Ahern <dsahern@...nel.org>
To:     netdev@...r.kernel.org, kuba@...nel.org, davem@...emloft.net,
        pabeni@...hat.com
Cc:     David Ahern <dsahern@...nel.org>
Subject: [PATCH net-next] net: Make msg_zerocopy_alloc static

msg_zerocopy_alloc is only used by msg_zerocopy_realloc; remove the
export and make static in skbuff.c

Signed-off-by: David Ahern <dsahern@...nel.org>
---
 include/linux/skbuff.h | 1 -
 net/core/skbuff.c      | 3 +--
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 3270cb72e4d8..5c2599e3fe7d 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1665,7 +1665,6 @@ static inline void skb_set_end_offset(struct sk_buff *skb, unsigned int offset)
 }
 #endif
 
-struct ubuf_info *msg_zerocopy_alloc(struct sock *sk, size_t size);
 struct ubuf_info *msg_zerocopy_realloc(struct sock *sk, size_t size,
 				       struct ubuf_info *uarg);
 
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 475183f37891..15f7b6f99a8f 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1165,7 +1165,7 @@ void mm_unaccount_pinned_pages(struct mmpin *mmp)
 }
 EXPORT_SYMBOL_GPL(mm_unaccount_pinned_pages);
 
-struct ubuf_info *msg_zerocopy_alloc(struct sock *sk, size_t size)
+static struct ubuf_info *msg_zerocopy_alloc(struct sock *sk, size_t size)
 {
 	struct ubuf_info *uarg;
 	struct sk_buff *skb;
@@ -1196,7 +1196,6 @@ struct ubuf_info *msg_zerocopy_alloc(struct sock *sk, size_t size)
 
 	return uarg;
 }
-EXPORT_SYMBOL_GPL(msg_zerocopy_alloc);
 
 static inline struct sk_buff *skb_from_uarg(struct ubuf_info *uarg)
 {
-- 
2.25.1