Re: [PATCH] net: qrtr: fix node refcount leak on ctrl packet alloc failure

[Alexander Lobakin]

From: Wentao Liang <vulab@xxxxxxxxxxx>
Date: Thu, 28 May 2026 08:00:19 +0000

> [PATCH] net: qrtr: fix node refcount leak on ctrl packet alloc failure

Please specify the net tree in the subject prefix, i.e. [PATCH net].

> qrtr_send_resume_tx() calls qrtr_node_lookup() which takes a
> reference on the returned node. If the subsequent call to
> qrtr_alloc_ctrl_packet() fails due to memory allocation failure, the
> function returns -ENOMEM without calling qrtr_node_release() to
> release the node reference.
> 
> Add qrtr_node_release(node) before returning on the allocation failure
> path to properly release the reference.
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: cb6530b99faf ("net: qrtr: Move resume-tx transmission to recvmsg")
> Signed-off-by: Wentao Liang <vulab@xxxxxxxxxxx>

Reviewed-by: Alexander Lobakin <aleksander.lobakin@xxxxxxxxx>

Thanks,
Olek