[PATCH] wifi: ath12k: Fix memory leak in rx_desc and tx_desc

Kalle Valo kvalo at kernel.org
Wed Aug 23 07:18:00 PDT 2023


Rajat Soni <quic_rajson at quicinc.com> wrote:

> Currently when ath12k_dp_cc_desc_init() is called we allocate
> memory to rx_descs and tx_descs. In ath12k_dp_cc_cleanup(), during
> descriptor cleanup rx_descs and tx_descs memory is not freed.
> 
> This is cause of memory leak. These allocated memory should be
> freed in ath12k_dp_cc_cleanup.
> 
> In ath12k_dp_cc_desc_init(), we can save base address of rx_descs
> and tx_descs. In ath12k_dp_cc_cleanup(), we can free rx_descs and
> tx_descs memory using their base address.
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Rajat Soni <quic_rajson at quicinc.com>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

afb522b36e76 wifi: ath12k: Fix memory leak in rx_desc and tx_desc

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20230718053510.30894-1-quic_rajson@quicinc.com/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches




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