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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 17:45:37 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 17:45:37 +0000
commit1c134c659904809d1ca3baf2bb295ca1c7107aee (patch)
treec55c18153612f7df8e54d15aa52db97552d7eb78 /net/rxrpc/conn_service.c
parentReleasing progress-linux version 5.10.209-2progress6u1. (diff)
downloadlinux-1c134c659904809d1ca3baf2bb295ca1c7107aee.tar.xz
linux-1c134c659904809d1ca3baf2bb295ca1c7107aee.zip
Merging upstream version 5.10.216.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/rxrpc/conn_service.c')
-rw-r--r--net/rxrpc/conn_service.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/rxrpc/conn_service.c b/net/rxrpc/conn_service.c
index 68508166b..af0e95ef9 100644
--- a/net/rxrpc/conn_service.c
+++ b/net/rxrpc/conn_service.c
@@ -31,7 +31,7 @@ struct rxrpc_connection *rxrpc_find_service_conn_rcu(struct rxrpc_peer *peer,
struct rxrpc_conn_proto k;
struct rxrpc_skb_priv *sp = rxrpc_skb(skb);
struct rb_node *p;
- unsigned int seq = 0;
+ unsigned int seq = 1;
k.epoch = sp->hdr.epoch;
k.cid = sp->hdr.cid & RXRPC_CIDMASK;
@@ -41,6 +41,7 @@ struct rxrpc_connection *rxrpc_find_service_conn_rcu(struct rxrpc_peer *peer,
* under just the RCU read lock, so we have to check for
* changes.
*/
+ seq++; /* 2 on the 1st/lockless path, otherwise odd */
read_seqbegin_or_lock(&peer->service_conn_lock, &seq);
p = rcu_dereference_raw(peer->service_conns.rb_node);