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authorJakub Kicinski <kuba@kernel.org>2024-09-06 05:27:09 +0200
committerJakub Kicinski <kuba@kernel.org>2024-09-13 02:11:24 +0200
commit46ae4d0a489741565520195bddebc3414781e603 (patch)
treeb364bb2c6808d4d1ae4e00c46c123caf7fffe618 /net/mptcp
parentMerge branch 'add-support-for-open-alliance-10base-t1x-macphy-serial-interface' (diff)
parentMerge tag 'net-6.11-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff)
downloadlinux-46ae4d0a489741565520195bddebc3414781e603.tar.xz
linux-46ae4d0a489741565520195bddebc3414781e603.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. No conflicts (sort of) and no adjacent changes. This merge reverts commit b3c9e65eb227 ("net: hsr: remove seqnr_lock") from net, as it was superseded by commit 430d67bdcb04 ("net: hsr: Use the seqnr lock for frames received via interlink port.") in net-next. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/mptcp')
-rw-r--r--net/mptcp/pm_netlink.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index 62a42f7ee7cb..64fe0e7d87d7 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -338,15 +338,21 @@ mptcp_pm_del_add_timer(struct mptcp_sock *msk,
{
struct mptcp_pm_add_entry *entry;
struct sock *sk = (struct sock *)msk;
+ struct timer_list *add_timer = NULL;
spin_lock_bh(&msk->pm.lock);
entry = mptcp_lookup_anno_list_by_saddr(msk, addr);
- if (entry && (!check_id || entry->addr.id == addr->id))
+ if (entry && (!check_id || entry->addr.id == addr->id)) {
entry->retrans_times = ADD_ADDR_RETRANS_MAX;
+ add_timer = &entry->add_timer;
+ }
+ if (!check_id && entry)
+ list_del(&entry->list);
spin_unlock_bh(&msk->pm.lock);
- if (entry && (!check_id || entry->addr.id == addr->id))
- sk_stop_timer_sync(sk, &entry->add_timer);
+ /* no lock, because sk_stop_timer_sync() is calling del_timer_sync() */
+ if (add_timer)
+ sk_stop_timer_sync(sk, add_timer);
return entry;
}
@@ -1444,7 +1450,6 @@ static bool remove_anno_list_by_saddr(struct mptcp_sock *msk,
entry = mptcp_pm_del_add_timer(msk, addr, false);
if (entry) {
- list_del(&entry->list);
kfree(entry);
return true;
}