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mptcp: use sock_kfree_s instead of kfree
The local address entries on userspace_pm_local_addr_list are allocated
by sock_kmalloc().
It's then required to use sock_kfree_s() instead of kfree() to free
these entries in order to adjust the allocated size on the sk side.
Fixes: 24430f8bf5
("mptcp: add address into userspace pm list")
Cc: stable@vger.kernel.org
Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
Reviewed-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20241104-net-mptcp-misc-6-12-v1-2-c13f2ff1656f@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
parent
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@ -91,6 +91,7 @@ static int mptcp_userspace_pm_delete_local_addr(struct mptcp_sock *msk,
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struct mptcp_pm_addr_entry *addr)
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{
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struct mptcp_pm_addr_entry *entry, *tmp;
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struct sock *sk = (struct sock *)msk;
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list_for_each_entry_safe(entry, tmp, &msk->pm.userspace_pm_local_addr_list, list) {
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if (mptcp_addresses_equal(&entry->addr, &addr->addr, false)) {
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@ -98,7 +99,7 @@ static int mptcp_userspace_pm_delete_local_addr(struct mptcp_sock *msk,
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* be used multiple times (e.g. fullmesh mode).
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*/
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list_del_rcu(&entry->list);
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kfree(entry);
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sock_kfree_s(sk, entry, sizeof(*entry));
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msk->pm.local_addr_used--;
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return 0;
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}
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