From: stephen hemminger <stephen@networkplumber.org>
Date: Fri, 3 Jan 2014 17:17:14 +0000 (-0800)
Subject: socket: cleanups
X-Git-Tag: v3.14-rc1~94^2~304
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8f09898bf02fc24b7a525e9cfc78f38dcdf3a4eb;p=platform%2Fkernel%2Flinux-exynos.git

socket: cleanups

Namespace related cleaning

 * make cred_to_ucred static
 * remove unused sock_rmalloc function

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/linux/socket.h b/include/linux/socket.h
index 445ef75..5d488a6 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -305,8 +305,6 @@ struct ucred {
 /* IPX options */
 #define IPX_TYPE	1
 
-extern void cred_to_ucred(struct pid *pid, const struct cred *cred, struct ucred *ucred);
-
 extern int memcpy_fromiovecend(unsigned char *kdata, const struct iovec *iov,
 			       int offset, int len);
 extern int csum_partial_copy_fromiovecend(unsigned char *kdata, 
diff --git a/include/net/sock.h b/include/net/sock.h
index bd716b6..8d9af66 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1549,8 +1549,6 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority);
 
 struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force,
 			     gfp_t priority);
-struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force,
-			     gfp_t priority);
 void sock_wfree(struct sk_buff *skb);
 void skb_orphan_partial(struct sk_buff *skb);
 void sock_rfree(struct sk_buff *skb);
diff --git a/net/core/sock.c b/net/core/sock.c
index 5393b4b..0358855 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -925,8 +925,8 @@ set_rcvbuf:
 EXPORT_SYMBOL(sock_setsockopt);
 
 
-void cred_to_ucred(struct pid *pid, const struct cred *cred,
-		   struct ucred *ucred)
+static void cred_to_ucred(struct pid *pid, const struct cred *cred,
+			  struct ucred *ucred)
 {
 	ucred->pid = pid_vnr(pid);
 	ucred->uid = ucred->gid = -1;
@@ -937,7 +937,6 @@ void cred_to_ucred(struct pid *pid, const struct cred *cred,
 		ucred->gid = from_kgid_munged(current_ns, cred->egid);
 	}
 }
-EXPORT_SYMBOL_GPL(cred_to_ucred);
 
 int sock_getsockopt(struct socket *sock, int level, int optname,
 		    char __user *optval, int __user *optlen)
@@ -1666,22 +1665,6 @@ struct sk_buff *sock_wmalloc(struct sock *sk, unsigned long size, int force,
 EXPORT_SYMBOL(sock_wmalloc);
 
 /*
- * Allocate a skb from the socket's receive buffer.
- */
-struct sk_buff *sock_rmalloc(struct sock *sk, unsigned long size, int force,
-			     gfp_t priority)
-{
-	if (force || atomic_read(&sk->sk_rmem_alloc) < sk->sk_rcvbuf) {
-		struct sk_buff *skb = alloc_skb(size, priority);
-		if (skb) {
-			skb_set_owner_r(skb, sk);
-			return skb;
-		}
-	}
-	return NULL;
-}
-
-/*
  * Allocate a memory block from the socket's option memory buffer.
  */
 void *sock_kmalloc(struct sock *sk, int size, gfp_t priority)