From: Chenyuan Yang <chenyuan0y@gmail.com>
To: mkl@pengutronix.de, kernel@pengutronix.de,
mailhol.vincent@wanadoo.fr, heiko@sntech.de
Cc: linux-can@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org,
Chenyuan Yang <chenyuan0y@gmail.com>
Subject: [PATCH] can: rockchip: bail out if skb cannot be allocated
Date: Wed, 12 Mar 2025 20:15:05 -0500 [thread overview]
Message-ID: <20250313011506.3132295-1-chenyuan0y@gmail.com> (raw)
Add NULL pointer check in rkcanfd_handle_error_int() to
bail out if skb cannot be allocated.
This is similar to the commit f7f0adfe64de
("can: rockchip: rkcanfd_handle_rx_fifo_overflow_int(): bail out if skb cannot be allocated").
Signed-off-by: Chenyuan Yang <chenyuan0y@gmail.com>
---
drivers/net/can/rockchip/rockchip_canfd-core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/can/rockchip/rockchip_canfd-core.c b/drivers/net/can/rockchip/rockchip_canfd-core.c
index d9a937ba126c..90395cbdaab9 100644
--- a/drivers/net/can/rockchip/rockchip_canfd-core.c
+++ b/drivers/net/can/rockchip/rockchip_canfd-core.c
@@ -551,7 +551,7 @@ static int rkcanfd_handle_error_int(struct rkcanfd_priv *priv)
rkcanfd_handle_error_int_reg_ec(priv, cf, reg_ec);
- if (!cf)
+ if (!cf || !skb)
return 0;
err = can_rx_offload_queue_timestamp(&priv->offload, skb, timestamp);
--
2.34.1
next reply other threads:[~2025-03-13 1:15 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-13 1:15 Chenyuan Yang [this message]
2025-03-13 7:12 ` Marc Kleine-Budde
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