[PATCH v2 0/3] fix leaks in some WMI error path

Baochen Qiang baochen.qiang at oss.qualcomm.com
Sun May 10 21:56:14 PDT 2026



On 5/6/2026 9:42 PM, Nicolas Escande wrote:
> So this is similar work to what has been posted here [0] for ath12k.
> 
> When we use the pattern 'return ath11k_wmi_cmd_send(...)' without
> explicitly checking the return value we fail to free the allocated skb.
> 
> This has been split into 2 patches per Jeff's guidance to hopefully
> ease the backporting process.
> 
> [0] https://lore.kernel.org/linux-wireless/20260422163258.3013872-1-nico.escande@gmail.com/
> 
> ---
> Changes from v1:
>   - Added patch to also fix ath11k_tm_cmd_wmi_ftm() as per Rameshkumar's remark
> 
> Nicolas Escande (3):
>   wifi: ath11k: fix leak in error path of some WOW related WMI commands
>   wifi: ath11k: fix error path leaks in some WMI calls
>   wifi: ath11k: fix error path leak in ath11k_tm_cmd_wmi_ftm()
> 
>  drivers/net/wireless/ath/ath11k/testmode.c |   1 +
>  drivers/net/wireless/ath/ath11k/wmi.c      | 131 ++++++++++++++++++---
>  2 files changed, 113 insertions(+), 19 deletions(-)
> 

Reviewed-by: Baochen Qiang <baochen.qiang at oss.qualcomm.com>




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