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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c
.. .. @@ -703,6 +703,11 @@
703 703  	u32 i, j;
704 704  	char end = '\0';
705 705  
706 +	if (chiprev >= BITS_PER_TYPE(u32)) {
707 +		brcmf_err("Invalid chip revision %u\n", chiprev);
708 +		return NULL;
709 +	}
710 +
706 711  	for (i = 0; i < table_size; i++) {
707 712  		if (mapping_table[i].chipid == chip &&
708 713  		    mapping_table[i].revmask & BIT(chiprev))

..	..	@@ -703,6 +703,11 @@
703	703	u32 i, j;
704	704	char end = '\0';
705	705
	706	+ if (chiprev >= BITS_PER_TYPE(u32)) {
	707	+ brcmf_err("Invalid chip revision %u\n", chiprev);
	708	+ return NULL;
	709	+ }
	710	+
706	711	for (i = 0; i < table_size; i++) {
707	712	if (mapping_table[i].chipid == chip &&
708	713	mapping_table[i].revmask & BIT(chiprev))