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authorXin Long <lucien.xin@gmail.com>2017-06-10 15:13:32 +0800
committerDavid S. Miller <davem@davemloft.net>2017-06-10 16:22:26 -0400
commitc0a4c2d1cde70d876da3f5a76a7284abf8d1800a (patch)
tree7a1fb47f62cc7b972a682d59298f1960a7785359
parent6dfe4b97e08ec3d1a593fdaca099f0ef0a3a19e6 (diff)
downloadlinux-c0a4c2d1cde70d876da3f5a76a7284abf8d1800a.tar.bz2
sctp: use read_lock_bh in sctp_eps_seq_show
This patch is to use read_lock_bh instead of local_bh_disable and read_lock in sctp_eps_seq_show. Signed-off-by: Xin Long <lucien.xin@gmail.com> Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/sctp/proc.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/net/sctp/proc.c b/net/sctp/proc.c
index 5a27d0f03df5..8e34db56bc1d 100644
--- a/net/sctp/proc.c
+++ b/net/sctp/proc.c
@@ -218,8 +218,7 @@ static int sctp_eps_seq_show(struct seq_file *seq, void *v)
return -ENOMEM;
head = &sctp_ep_hashtable[hash];
- local_bh_disable();
- read_lock(&head->lock);
+ read_lock_bh(&head->lock);
sctp_for_each_hentry(epb, &head->chain) {
ep = sctp_ep(epb);
sk = epb->sk;
@@ -234,8 +233,7 @@ static int sctp_eps_seq_show(struct seq_file *seq, void *v)
sctp_seq_dump_local_addrs(seq, epb);
seq_printf(seq, "\n");
}
- read_unlock(&head->lock);
- local_bh_enable();
+ read_unlock_bh(&head->lock);
return 0;
}