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authorDeren Wu2022-11-24 22:20:38 +0800
committerGreg Kroah-Hartman2022-12-31 13:32:21 +0100
commitd26fdb1ec5b7705c9d3317183ca1dd4d336fb7a7 (patch)
tree821b67631efebfdae3524e6d7185f2cc94c45c95
parent52f7e23926178dcf8dcd63dacac0955aec8ac83d (diff)
wifi: mt76: do not send firmware FW_FEATURE_NON_DL region
[ Upstream commit f37f76d43865c58cb96aa13c87164abb41f22d0b ] skip invalid section to avoid potential risks Fixes: 23bdc5d8cadf ("wifi: mt76: mt7921: introduce Country Location Control support") Signed-off-by: Deren Wu <deren.wu@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index 011fc9729b38..025a237c1cce 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -2834,6 +2834,9 @@ mt76_connac_mcu_send_ram_firmware(struct mt76_dev *dev,
len = le32_to_cpu(region->len);
addr = le32_to_cpu(region->addr);
+ if (region->feature_set & FW_FEATURE_NON_DL)
+ goto next;
+
if (region->feature_set & FW_FEATURE_OVERRIDE_ADDR)
override = addr;
@@ -2850,6 +2853,7 @@ mt76_connac_mcu_send_ram_firmware(struct mt76_dev *dev,
return err;
}
+next:
offset += len;
}