[PATCH net] net: airoha: Fix memory leak in airoha_qdma_rx_process()

Simon Horman horms at kernel.org
Fri Apr 3 08:59:41 PDT 2026


On Thu, Apr 02, 2026 at 02:57:10PM +0200, Lorenzo Bianconi wrote:
> If an error occurs on the subsequents buffers belonging to the
> non-linear part of the skb (e.g. due to an error in the payload length
> reported by the NIC or if we consumed all the available fragments for
> the skb), the page_pool fragment will not be linked to the skb so it will
> not return to the pool in the airoha_qdma_rx_process() error path. Fix the
> memory leak partially reverting commit 'd6d2b0e1538d ("net: airoha: Fix
> page recycling in airoha_qdma_rx_process()")' and always running
> page_pool_put_full_page routine in the airoha_qdma_rx_process() error
> path.
> 
> Fixes: d6d2b0e1538d ("net: airoha: Fix page recycling in airoha_qdma_rx_process()")
> Signed-off-by: Lorenzo Bianconi <lorenzo at kernel.org>

Reviewed-by: Simon Horman <horms at kernel.org>




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