Commit 6458d760 authored by Ming Yen Hsieh's avatar Ming Yen Hsieh Committed by Felix Fietkau
Browse files

wifi: mt76: mt7925: fix country count limitation for CLC 



Due to the increase in the number of power tables for 6Ghz on CLC,
the variable nr_country is no longer sufficient to represent the
total quantity. Therefore, we have switched to calculating the
length of clc buf to obtain the correct power table.

Cc: stable@vger.kernel.org
Fixes: c948b5da ("wifi: mt76: mt7925: add Mediatek Wi-Fi7 driver for mt7925 chips")
Signed-off-by: default avatarMing Yen Hsieh <mingyen.hsieh@mediatek.com>
Link: https://patch.msgid.link/20250116062131.3860198-1-mingyen.hsieh@mediatek.com


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 8ae45b1f

drivers/net/wireless/mediatek/mt76/mt7925/mcu.c

+3 −2
Original line number Diff line number Diff line
@@ -3164,13 +3164,14 @@ __mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2, 
		.acpi_conf = mt792x_acpi_get_flags(&dev->phy),

	};

	int ret, valid_cnt = 0;

	u8 i, *pos;

	u8 *pos, *last_pos;



	if (!clc)

		return 0;



	pos = clc->data + sizeof(*seg) * clc->nr_seg;

	for (i = 0; i < clc->nr_country; i++) {

	last_pos = clc->data + le32_to_cpu(*(__le32 *)(clc->data + 4));

	while (pos < last_pos) {

		struct mt7925_clc_rule *rule = (struct mt7925_clc_rule *)pos;



		pos += sizeof(*rule);