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net: af_can: remove useless parameter 'err' in 'can_rx_register()'

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Since commit bdfb5765e4 remove NULL-ptr checks from users of
can_dev_rcv_lists_find(). 'err' parameter is useless, so remove it.

Signed-off-by: Ye Bin <yebin10@huawei.com>
Link: https://lore.kernel.org/all/20221208090940.3695670-1-yebin@huaweicloud.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Ye Bin 2022-12-08 17:09:40 +08:00 committed by Marc Kleine-Budde
parent 7fdaf8966a
commit f793458bba
1 changed files with 1 additions and 2 deletions
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3
net/can/af_can.c
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@ -446,7 +446,6 @@ int can_rx_register(struct net *net, struct net_device *dev, canid_t can_id,
struct hlist_head *rcv_list;
struct can_dev_rcv_lists *dev_rcv_lists;
struct can_rcv_lists_stats *rcv_lists_stats = net->can.rcv_lists_stats;
int err = 0;
/* insert new receiver (dev,canid,mask) -> (func,data) */
@ -481,7 +480,7 @@ int can_rx_register(struct net *net, struct net_device *dev, canid_t can_id,
rcv_lists_stats->rcv_entries);
spin_unlock_bh(&net->can.rcvlists_lock);
return err;
return 0;
}
EXPORT_SYMBOL(can_rx_register);