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sctp: Add missing annotation for sctp_transport_walk_start()

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Sparse reports a warning at sctp_transport_walk_start()

warning: context imbalance in sctp_transport_walk_start
	- wrong count at exit

The root cause is the missing annotation at sctp_transport_walk_start()
Add the missing __acquires(RCU) annotation

Signed-off-by: Jules Irenge <jbi.octave@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jules Irenge 2020-02-23 23:16:46 +00:00 committed by David S. Miller
parent 887cf3d139
commit 6c72b7740c
1 changed files with 1 additions and 1 deletions
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net/sctp/socket.c
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@ -5333,7 +5333,7 @@ int sctp_get_sctp_info(struct sock *sk, struct sctp_association *asoc,
EXPORT_SYMBOL_GPL(sctp_get_sctp_info);
/* use callback to avoid exporting the core structure */
void sctp_transport_walk_start(struct rhashtable_iter *iter)
void sctp_transport_walk_start(struct rhashtable_iter *iter) __acquires(RCU)
{
rhltable_walk_enter(&sctp_transport_hashtable, iter);