wifi: mt7601u: fix an integer underflow

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2023-53679 · Microsoft / collected KEV context

cve-program · CVE-2023-53679

• https://git.kernel.org/stable/c/67e4519afba215199b6dfa39ce5d7ea673ee4138
• https://git.kernel.org/stable/c/47dc1f425af57b71111d7b01ebd24e04e8d967ef
• https://git.kernel.org/stable/c/1a1f43059afae5cc9409e0c3bc63bfc09bc8facb
• https://git.kernel.org/stable/c/61d0163e2be7a439cf6f82e9ad7de563ecf41e7a
• https://git.kernel.org/stable/c/d0db59e2f718d1e2f1d2a2d8092168fdd2f3add0
• https://git.kernel.org/stable/c/803f3176c5df3b5582c27ea690f204abb60b19b9

No related operational record is retained in the current change model.