During calculate vdev_stats_id, will compare vdev_stats_id with ATH12K_INVAL_VDEV_STATS_ID by '<='. If vdev_stats_id is relatively small, then assign ATH12K_INVAL_VDEV_STATS_ID to vdev_stats_id. This logic is incorrect. Firstly, should use '>=' instead of '<=' to check if this u8 variable exceeds the max valid range. Secondly, should use the maximum value as comparison value. Correct comparison symbols and use the maximum value ATH12K_MAX_VDEV_STATS_ID for comparison. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3 Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices") Signed-off-by: Kang Yang <quic_kangyang@quicinc.com> Acked-by: Jeff Johnson <quic_jjohnson@quicinc.com> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com> Link: https://msgid.link/20240130040303.370590-3-quic_kangyang@quicinc.com
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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