wifi: rtw89: avoid NULL dereference when RX problematic packet on unsupported 6 GHz band

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Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel, which stems from a null pointer dereference that may result from rtw89 receiving a problematic packet in the unsupported 6...