diff options
| author | Alejandro Concepcion Rodriguez <alejandro@acoro.eu> | 2020-11-05 21:51:47 +0000 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2020-11-15 18:24:35 +0100 |
| commit | a1e654070a60d5d4f7cce59c38f4ca790bb79121 (patch) | |
| tree | e1bafb22f679d63d8dbe21464498d01f48ebfd6c | |
| parent | 9aa9379d8f868e91719333a7f063ccccc0579acc (diff) | |
| download | linux-a1e654070a60d5d4f7cce59c38f4ca790bb79121.tar.bz2 | |
can: dev: can_restart(): post buffer from the right context
netif_rx() is meant to be called from interrupt contexts. can_restart() may be
called by can_restart_work(), which is called from a worqueue, so it may run in
process context. Use netif_rx_ni() instead.
Fixes: 39549eef3587 ("can: CAN Network device driver and Netlink interface")
Co-developed-by: Loris Fauster <loris.fauster@ttcontrol.com>
Signed-off-by: Loris Fauster <loris.fauster@ttcontrol.com>
Signed-off-by: Alejandro Concepcion Rodriguez <alejandro@acoro.eu>
Link: https://lore.kernel.org/r/4e84162b-fb31-3a73-fa9a-9438b4bd5234@acoro.eu
[mkl: use netif_rx_ni() instead of netif_rx_any_context()]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
| -rw-r--r-- | drivers/net/can/dev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index 6dee4f8f2024..81e39d7507d8 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -592,7 +592,7 @@ static void can_restart(struct net_device *dev) cf->can_id |= CAN_ERR_RESTARTED; - netif_rx(skb); + netif_rx_ni(skb); stats->rx_packets++; stats->rx_bytes += cf->can_dlc; |