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authorMatthieu Baerts <matthieu.baerts@tessares.net>2022-09-06 23:55:39 +0300
committerPaolo Abeni <pabeni@redhat.com>2022-09-15 13:01:02 +0300
commit5efbf6f7f076c67d733a09410180cc63a7f4d7bf (patch)
tree6b2dd42ab8e2b0e183c64adf088d26c955793d19
parent006534ec280495f6679701ae118713d923a98c55 (diff)
downloadlinux-5efbf6f7f076c67d733a09410180cc63a7f4d7bf.tar.xz
mptcp: add mptcp_for_each_subflow_safe helper
Similar to mptcp_for_each_subflow(): this is clearer now that the _safe version is used in multiple places. Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com> Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
-rw-r--r--net/mptcp/pm_netlink.c2
-rw-r--r--net/mptcp/protocol.c6
-rw-r--r--net/mptcp/protocol.h2
3 files changed, 6 insertions, 4 deletions
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index a3e4ee7af0ee..5e142c0c597a 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -796,7 +796,7 @@ static void mptcp_pm_nl_rm_addr_or_subflow(struct mptcp_sock *msk,
u8 rm_id = rm_list->ids[i];
bool removed = false;
- list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node) {
+ mptcp_for_each_subflow_safe(msk, subflow, tmp) {
struct sock *ssk = mptcp_subflow_tcp_sock(subflow);
int how = RCV_SHUTDOWN | SEND_SHUTDOWN;
u8 id = subflow->local_id;
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index d398f3810662..fc782d693eaf 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -2357,7 +2357,7 @@ static void __mptcp_close_subflow(struct mptcp_sock *msk)
might_sleep();
- list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node) {
+ mptcp_for_each_subflow_safe(msk, subflow, tmp) {
struct sock *ssk = mptcp_subflow_tcp_sock(subflow);
if (inet_sk_state_load(ssk) != TCP_CLOSE)
@@ -2400,7 +2400,7 @@ static void mptcp_check_fastclose(struct mptcp_sock *msk)
mptcp_token_destroy(msk);
- list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node) {
+ mptcp_for_each_subflow_safe(msk, subflow, tmp) {
struct sock *tcp_sk = mptcp_subflow_tcp_sock(subflow);
bool slow;
@@ -3047,7 +3047,7 @@ void mptcp_destroy_common(struct mptcp_sock *msk, unsigned int flags)
__mptcp_clear_xmit(sk);
/* join list will be eventually flushed (with rst) at sock lock release time */
- list_for_each_entry_safe(subflow, tmp, &msk->conn_list, node)
+ mptcp_for_each_subflow_safe(msk, subflow, tmp)
__mptcp_close_ssk(sk, mptcp_subflow_tcp_sock(subflow), subflow, flags);
/* move to sk_receive_queue, sk_stream_kill_queues will purge it */
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index 132d50833df1..c1b12318535d 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -314,6 +314,8 @@ struct mptcp_sock {
#define mptcp_for_each_subflow(__msk, __subflow) \
list_for_each_entry(__subflow, &((__msk)->conn_list), node)
+#define mptcp_for_each_subflow_safe(__msk, __subflow, __tmp) \
+ list_for_each_entry_safe(__subflow, __tmp, &((__msk)->conn_list), node)
static inline void msk_owned_by_me(const struct mptcp_sock *msk)
{