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-rw-r--r--security/Kconfig.hardening9
1 files changed, 6 insertions, 3 deletions
diff --git a/security/Kconfig.hardening b/security/Kconfig.hardening
index ded17b8abce2..d051f8ceefdd 100644
--- a/security/Kconfig.hardening
+++ b/security/Kconfig.hardening
@@ -56,7 +56,8 @@ choice
config GCC_PLUGIN_STRUCTLEAK_USER
bool "zero-init structs marked for userspace (weak)"
- depends on GCC_PLUGINS
+ # Plugin can be removed once the kernel only supports GCC 12+
+ depends on GCC_PLUGINS && !CC_HAS_AUTO_VAR_INIT_ZERO
select GCC_PLUGIN_STRUCTLEAK
help
Zero-initialize any structures on the stack containing
@@ -67,7 +68,8 @@ choice
config GCC_PLUGIN_STRUCTLEAK_BYREF
bool "zero-init structs passed by reference (strong)"
- depends on GCC_PLUGINS
+ # Plugin can be removed once the kernel only supports GCC 12+
+ depends on GCC_PLUGINS && !CC_HAS_AUTO_VAR_INIT_ZERO
depends on !(KASAN && KASAN_STACK)
select GCC_PLUGIN_STRUCTLEAK
help
@@ -85,7 +87,8 @@ choice
config GCC_PLUGIN_STRUCTLEAK_BYREF_ALL
bool "zero-init everything passed by reference (very strong)"
- depends on GCC_PLUGINS
+ # Plugin can be removed once the kernel only supports GCC 12+
+ depends on GCC_PLUGINS && !CC_HAS_AUTO_VAR_INIT_ZERO
depends on !(KASAN && KASAN_STACK)
select GCC_PLUGIN_STRUCTLEAK
help