From b0e9fe1ba7f8305dc1c640fbeb1b8c5c609e604c Mon Sep 17 00:00:00 2001 From: Florian Westphal Date: Mon, 4 Dec 2017 22:42:30 +0100 Subject: [PATCH] rtnetlink: fix rtnl_link msghandler rcu annotations Incorrect/missing annotations caused a few sparse warnings: rtnetlink.c:155:15: incompatible types .. (different address spaces) rtnetlink.c:157:23: incompatible types .. (different address spaces) rtnetlink.c:185:15: incompatible types .. (different address spaces) rtnetlink.c:285:15: incompatible types .. (different address spaces) rtnetlink.c:317:9: incompatible types .. (different address spaces) rtnetlink.c:3054:23: incompatible types .. (different address spaces) no change in generated code. Fixes: addf9b90de22f7 ("net: rtnetlink: use rcu to free rtnl message handlers") Reported-by: kbuild test robot Signed-off-by: Florian Westphal Signed-off-by: David S. Miller --- net/core/rtnetlink.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 642b3afb12b9..a4faefd65006 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -129,7 +129,7 @@ bool lockdep_rtnl_is_held(void) EXPORT_SYMBOL(lockdep_rtnl_is_held); #endif /* #ifdef CONFIG_PROVE_LOCKING */ -static struct rtnl_link __rcu **rtnl_msg_handlers[RTNL_FAMILY_MAX + 1]; +static struct rtnl_link *__rcu *rtnl_msg_handlers[RTNL_FAMILY_MAX + 1]; static inline int rtm_msgindex(int msgtype) { @@ -164,7 +164,8 @@ static int rtnl_register_internal(struct module *owner, rtnl_doit_func doit, rtnl_dumpit_func dumpit, unsigned int flags) { - struct rtnl_link **tab, *link, *old; + struct rtnl_link *link, *old; + struct rtnl_link __rcu **tab; int msgindex; int ret = -ENOBUFS;