From a08ec5fe709fe0d9fbd524ca6dcf6c41320d5bf3 Mon Sep 17 00:00:00 2001 From: Marc Kleine-Budde Date: Fri, 21 May 2021 10:04:29 +0200 Subject: can: j1939: j1939_xtp_rx_dat_one(): use separate pointer for session skb control buffer In the j1939_xtp_rx_dat_one() function, there are 2 variables (skb and se_skb) holding a skb. The control buffer of the skbs is accessed one after the other, but using the same "skcb" variable. To avoid confusion introduce a new variable "se_skcb" to access the se_skb's control buffer as done in the rest of this file, too. Cc: Robin van der Gracht Cc: Oleksij Rempel Link: https://lore.kernel.org/r/20210616102811.2449426-6-mkl@pengutronix.de Signed-off-by: Marc Kleine-Budde --- net/can/j1939/transport.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'net/can') diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c index 8de69c7681c4..efdf79de3db6 100644 --- a/net/can/j1939/transport.c +++ b/net/can/j1939/transport.c @@ -1771,7 +1771,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session, struct sk_buff *skb) { struct j1939_priv *priv = session->priv; - struct j1939_sk_buff_cb *skcb; + struct j1939_sk_buff_cb *skcb, *se_skcb; struct sk_buff *se_skb = NULL; const u8 *dat; u8 *tpdat; @@ -1822,8 +1822,8 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session, goto out_session_cancel; } - skcb = j1939_skb_to_cb(se_skb); - offset = packet * 7 - skcb->offset; + se_skcb = j1939_skb_to_cb(se_skb); + offset = packet * 7 - se_skcb->offset; nbytes = se_skb->len - offset; if (nbytes > 7) nbytes = 7; @@ -1851,7 +1851,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session, if (packet == session->pkt.rx) session->pkt.rx++; - if (skcb->addr.type != J1939_ETP && + if (se_skcb->addr.type != J1939_ETP && j1939_cb_is_broadcast(&session->skcb)) { if (session->pkt.rx >= session->pkt.total) final = true; -- cgit