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linux/net/can/j1939
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Tetsuo Handa 06e02da29f can: j1939: j1939_local_ecu_get(): undo increment when j1939_local_ecu_get() fails 
Since j1939_sk_bind() and j1939_sk_release() call j1939_local_ecu_put()
when J1939_SOCK_BOUND was already set, but the error handling path for
j1939_sk_bind() will not set J1939_SOCK_BOUND when j1939_local_ecu_get()
fails, j1939_local_ecu_get() needs to undo priv->ents[sa].nusers++ when
j1939_local_ecu_get() returns an error.

Fixes: 9d71dd0c70 ("can: add support of SAE J1939 protocol")
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Tested-by: Oleksij Rempel <o.rempel@pengutronix.de>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://patch.msgid.link/e7f80046-4ff7-4ce2-8ad8-7c3c678a42c9@I-love.SAKURA.ne.jp
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
History 2025-09-10 17:12:05 +02:00
..
address-claim.c can: j1939: do not wait 250 ms if the same addr was already claimed 2023-02-07 15:00:22 +01:00
bus.c can: j1939: j1939_local_ecu_get(): undo increment when j1939_local_ecu_get() fails 2025-09-10 17:12:05 +02:00
j1939-priv.h can: j1939: implement NETDEV_UNREGISTER notification handler 2025-09-10 17:12:04 +02:00
Kconfig can: add support of SAE J1939 protocol 2019-09-04 14:22:33 +02:00
main.c can: j1939: implement NETDEV_UNREGISTER notification handler 2025-09-10 17:12:04 +02:00
Makefile can: add support of SAE J1939 protocol 2019-09-04 14:22:33 +02:00
socket.c can: j1939: j1939_sk_bind(): call j1939_priv_put() immediately when j1939_local_ecu_get() failed 2025-09-10 17:12:04 +02:00
transport.c can: Switch to use hrtimer_setup() 2025-02-18 10:35:45 +01:00