[PATCH] net/ipv4: Update sk_for_each_entry_offset_rcu macro to utilize rcu methods hlist_next_rcu. This fixes the warnings thrown by sparse regarding net/ipv4/udp.c on line 1974.

From: Tim Hansen
Date: Tue Sep 26 2017 - 20:54:45 EST


Signed-off-by: Tim Hansen <devtimhansen@xxxxxxxxx>
---
include/net/sock.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/net/sock.h b/include/net/sock.h
index aeeec62992ca..516289f6404b 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -732,10 +732,10 @@ static inline void sk_add_bind_node(struct sock *sk,
*
*/
#define sk_for_each_entry_offset_rcu(tpos, pos, head, offset) \
- for (pos = rcu_dereference((head)->first); \
+ for (pos = rcu_dereference_raw(hlist_next_rcu((head)->first)); \
pos != NULL && \
({ tpos = (typeof(*tpos) *)((void *)pos - offset); 1;}); \
- pos = rcu_dereference(pos->next))
+ pos = rcu_dereference_raw(hlist_next_rcu(pos->next)))

static inline struct user_namespace *sk_user_ns(struct sock *sk)
{
--
2.14.1