Re: [PATCH] can: m_can: fix a possible use after free in m_can_tx_handler()

From: Marc Kleine-Budde
Date: Thu Mar 17 2022 - 04:12:03 EST


On 17.03.2022 11:01:43, Hangyu Hua wrote:
> can_put_echo_skb will clone skb then free the skb. It is better to avoid using
> skb after can_put_echo_skb.

Why not move the can_put_echo_skb() instead? I'll send a patch.

Marc

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