mediatek: filogic: enable CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY

The Cortex-A73 in MediaTek Filogic 880 (MT7988A) is vulnerable to
multiple Spectre variants including Spectre-BHB.

Ref: https://developer.arm.com/Arm%20Security%20Center/Speculative%20Processor%20Vulnerability
Signed-off-by: Martin Schiller <ms@dev.tdt.de>
Link: https://github.com/openwrt/openwrt/pull/18182
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit 6af46a69846e4e92fa8dcf6c3dccbaf87d513064)

diff --git a/target/linux/mediatek/filogic/config-6.6 b/target/linux/mediatek/filogic/config-6.6
index 915c5066695180c29a284986d9c9bb1b4d069ed5..607d1b3c6f4cb20b938664de6ac2584e66784684 100644 (file)
--- a/target/linux/mediatek/filogic/config-6.6
+++ b/target/linux/mediatek/filogic/config-6.6
@@ -245,7 +245,6 @@ CONFIG_MFD_AIROHA_AN8855=y
 CONFIG_MFD_CORE=y
 CONFIG_MFD_SYSCON=y
 CONFIG_MIGRATION=y
-# CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY is not set
 CONFIG_MMC=y
 CONFIG_MMC_BLOCK=y
 CONFIG_MMC_CQHCI=y