kernel: move CONFIG_KASAN to generic config

While bumping 4.14, the kernel build failed due to missing CONFIG_KASAN
symbol. Move it to generic config instead of defining it for all arm64
and x86/64 targets.

It was only added in 4.0, so not needed in config-3.18.

Signed-off-by: Stijn Tintel <stijn@linux-ipv6.be>

target/linux/armvirt/64/config-default

@@ -116,7 +116,6 @@ CONFIG_HW_RANDOM=y
 # CONFIG_HW_RANDOM_CAVIUM is not set
 CONFIG_HW_RANDOM_VIRTIO=y
 CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
-# CONFIG_KASAN is not set
 CONFIG_LCD_CLASS_DEVICE=m
 # CONFIG_LCD_PLATFORM is not set
 # CONFIG_LIQUIDIO is not set

target/linux/brcm2708/bcm2710/config-4.9

@@ -276,7 +276,6 @@ CONFIG_IRQ_DOMAIN_HIERARCHY=y
 CONFIG_IRQ_FORCED_THREADING=y
 CONFIG_IRQ_WORK=y
 CONFIG_JBD2=y
-# CONFIG_KASAN is not set
 # CONFIG_LCD_CLASS_DEVICE is not set
 CONFIG_LEDS_GPIO=y
 CONFIG_LEDS_TRIGGER_INPUT=y

target/linux/generic/config-4.14

@@ -2149,6 +2149,7 @@ CONFIG_JOLIET=y
 CONFIG_KALLSYMS_BASE_RELATIVE=y
 # CONFIG_KALLSYMS_UNCOMPRESSED is not set
 # CONFIG_KARMA_PARTITION is not set
+# CONFIG_KASAN is not set
 # CONFIG_KCOV is not set
 # CONFIG_KERNEL_BZIP2 is not set
 # CONFIG_KERNEL_CAT is not set

target/linux/generic/config-4.4

@@ -1821,6 +1821,7 @@ CONFIG_JOLIET=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_UNCOMPRESSED is not set
 # CONFIG_KARMA_PARTITION is not set
+# CONFIG_KASAN is not set
 # CONFIG_KERNEL_BZIP2 is not set
 # CONFIG_KERNEL_CAT is not set
 # CONFIG_KERNEL_GZIP is not set

target/linux/generic/config-4.9

@@ -2047,6 +2047,7 @@ CONFIG_JOLIET=y
 CONFIG_KALLSYMS_BASE_RELATIVE=y
 # CONFIG_KALLSYMS_UNCOMPRESSED is not set
 # CONFIG_KARMA_PARTITION is not set
+# CONFIG_KASAN is not set
 # CONFIG_KCOV is not set
 # CONFIG_KERNEL_BZIP2 is not set
 # CONFIG_KERNEL_CAT is not set

target/linux/layerscape/armv8_64b/config-4.9

@@ -702,7 +702,6 @@ CONFIG_JBD2=y
 CONFIG_JUMP_LABEL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
-# CONFIG_KASAN is not set
 CONFIG_KEXEC=y
 CONFIG_KEXEC_CORE=y
 CONFIG_KEYBOARD_ATKBD=y

target/linux/sunxi/cortexa53/config-default

@@ -61,7 +61,6 @@ CONFIG_HAVE_KVM_MSI=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_HAVE_PATA_PLATFORM=y
 CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
-# CONFIG_KASAN is not set
 CONFIG_KERNEL_MODE_NEON=y
 CONFIG_KVM_ARM_PMU=y
 CONFIG_KVM_ARM_VGIC_V3_ITS=y