[PATCH v3] wifi: ath11k: fix memory leaks in beacon template setup

[Vasanthakumar Thiagarajan]

On 1/30/2026 2:14 PM, Zilin Guan wrote:
> The functions ath11k_mac_setup_bcn_tmpl_ema() and
> ath11k_mac_setup_bcn_tmpl_mbssid() allocate memory for beacon templates
> but fail to free it when parameter setup returns an error.
> 
> Since beacon templates must be released during normal execution, they
> must also be released in the error handling paths to prevent memory
> leaks.
> 
> Fix this by using unified exit paths with proper cleanup in the respective
> error paths.
> 
> Compile tested only. Issue found using a prototype static analysis tool
> and code review.
> 
> Fixes: 3a415daa3e8b ("wifi: ath11k: add P2P IE in beacon template")
> Fixes: 335a92765d30 ("wifi: ath11k: MBSSID beacon support")
> Suggested-by: Baochen Qiang <baochen.qiang at oss.qualcomm.com>
> Signed-off-by: Zilin Guan <zilin at seu.edu.cn>

Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan at oss.qualcomm.com>