kernel: disable wireless extensions only when needed

They are only needed by a few very old drivers

Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index f1ee919ee337dcc5888a2ba115f3545d59c7f6f9..34c606a84835624cc51e8dba81850c6ce70c73ec 100644 (file)
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -1108,6 +1108,22 @@ config KERNEL_NET_L3_MASTER_DEV
          This module provides glue between core networking code and device
          drivers to support L3 master devices like VRF.
 
          This module provides glue between core networking code and device
          drivers to support L3 master devices like VRF.
 

+config KERNEL_WIRELESS_EXT
+       def_bool n
+
+config KERNEL_WEXT_CORE
+       def_bool KERNEL_WIRELESS_EXT
+
+config KERNEL_WEXT_PRIV
+       def_bool KERNEL_WIRELESS_EXT
+
+config KERNEL_WEXT_PROC
+       def_bool KERNEL_WIRELESS_EXT
+
+config KERNEL_WEXT_SPY
+       def_bool KERNEL_WIRELESS_EXT
+
+

 #
 # NFS related symbols
 #
 #
 # NFS related symbols
 #

diff --git a/package/kernel/broadcom-wl/Makefile b/package/kernel/broadcom-wl/Makefile
index 7188c4900eae8619bbee37bfb571014e8423c895..dec5bcb98d2ba7836502e854a915f3dde5cf667d 100644 (file)
--- a/package/kernel/broadcom-wl/Makefile
+++ b/package/kernel/broadcom-wl/Makefile
@@ -40,7 +40,7 @@ endef
 define KernelPackage/brcm-wl/Default
   $(call Package/broadcom-wl/Default)
   SECTION:=kernel
 define KernelPackage/brcm-wl/Default
   $(call Package/broadcom-wl/Default)
   SECTION:=kernel

-  DEPENDS:=@(TARGET_bcm47xx||TARGET_bcm63xx) +wireless-tools
+  DEPENDS:=@(TARGET_bcm47xx||TARGET_bcm63xx) +wireless-tools +@KERNEL_WIRELESS_EXT

   TITLE:=Kernel driver for BCM43xx chipsets
   FILES:=$(PKG_BUILD_DIR)/driver$(1)/wl.ko $(PKG_BUILD_DIR)/glue/wl_glue.ko
   AUTOLOAD:=$(call AutoProbe,wl)
   TITLE:=Kernel driver for BCM43xx chipsets
   FILES:=$(PKG_BUILD_DIR)/driver$(1)/wl.ko $(PKG_BUILD_DIR)/glue/wl_glue.ko
   AUTOLOAD:=$(call AutoProbe,wl)

diff --git a/package/kernel/mac80211/Makefile b/package/kernel/mac80211/Makefile
index d467d20c61147f81d249273d494ddd69872d1fbc..f68488a24a6c090d3c1b03dc8999205ca79e36f1 100644 (file)
--- a/package/kernel/mac80211/Makefile
+++ b/package/kernel/mac80211/Makefile
@@ -56,7 +56,6 @@ config_package=$(if $(CONFIG_PACKAGE_kmod-$(1)),m)
 
 config-y:= \
        WLAN \
 
 config-y:= \
        WLAN \

-       CFG80211_WEXT \

        CFG80211_CERTIFICATION_ONUS \
        MAC80211_RC_MINSTREL \
        MAC80211_RC_MINSTREL_HT \
        CFG80211_CERTIFICATION_ONUS \
        MAC80211_RC_MINSTREL \
        MAC80211_RC_MINSTREL_HT \

diff --git a/package/network/services/hostapd/Config.in b/package/network/services/hostapd/Config.in
index 4cfcaafade90cfce0c079ebca71fdfc37ad2b425..21ed42fa0771937a510c9b71698208d1824096ab 100644 (file)
--- a/package/network/services/hostapd/Config.in
+++ b/package/network/services/hostapd/Config.in
@@ -65,6 +65,7 @@ config WPA_WOLFSSL
 
 config DRIVER_WEXT_SUPPORT
        bool
 
 config DRIVER_WEXT_SUPPORT
        bool

+       select KERNEL_WIRELESS_EXT

        default n
 
 config DRIVER_11N_SUPPORT
        default n
 
 config DRIVER_11N_SUPPORT

diff --git a/target/linux/generic/config-5.10 b/target/linux/generic/config-5.10
index 281607bdbbbe98195dab4b113fffd866f5f106a5..07edd53ff9cbd60dbbbad07500ed18d852418927 100644 (file)
--- a/target/linux/generic/config-5.10
+++ b/target/linux/generic/config-5.10
@@ -7085,15 +7085,15 @@ CONFIG_WATCHDOG_OPEN_TIMEOUT=0
 # CONFIG_WD80x3 is not set
 # CONFIG_WDAT_WDT is not set
 # CONFIG_WDTPCI is not set
 # CONFIG_WD80x3 is not set
 # CONFIG_WDAT_WDT is not set
 # CONFIG_WDTPCI is not set

-CONFIG_WEXT_CORE=y
-CONFIG_WEXT_PRIV=y
-CONFIG_WEXT_PROC=y
-CONFIG_WEXT_SPY=y
+# CONFIG_WEXT_CORE is not set
+# CONFIG_WEXT_PRIV is not set
+# CONFIG_WEXT_PROC is not set
+# CONFIG_WEXT_SPY is not set

 CONFIG_WILINK_PLATFORM_DATA=y
 # CONFIG_WIMAX is not set
 # CONFIG_WIREGUARD is not set
 CONFIG_WIRELESS=y
 CONFIG_WILINK_PLATFORM_DATA=y
 # CONFIG_WIMAX is not set
 # CONFIG_WIREGUARD is not set
 CONFIG_WIRELESS=y

-CONFIG_WIRELESS_EXT=y
+# CONFIG_WIRELESS_EXT is not set

 # CONFIG_WIRELESS_WDS is not set
 # CONFIG_WIZNET_W5100 is not set
 # CONFIG_WIZNET_W5300 is not set
 # CONFIG_WIRELESS_WDS is not set
 # CONFIG_WIZNET_W5100 is not set
 # CONFIG_WIZNET_W5300 is not set

diff --git a/target/linux/generic/config-5.15 b/target/linux/generic/config-5.15
index 8c6a3f641e7a6e82eed6667fa3296a85acb8aaea..8901a483dde48d1cceb18ff2d65124676bedb6c4 100644 (file)
--- a/target/linux/generic/config-5.15
+++ b/target/linux/generic/config-5.15
@@ -7419,15 +7419,15 @@ CONFIG_WATCHDOG_OPEN_TIMEOUT=0
 # CONFIG_WDAT_WDT is not set
 # CONFIG_WDTPCI is not set
 # CONFIG_WERROR is not set
 # CONFIG_WDAT_WDT is not set
 # CONFIG_WDTPCI is not set
 # CONFIG_WERROR is not set

-CONFIG_WEXT_CORE=y
-CONFIG_WEXT_PRIV=y
-CONFIG_WEXT_PROC=y
-CONFIG_WEXT_SPY=y
+# CONFIG_WEXT_CORE is not set
+# CONFIG_WEXT_PRIV is not set
+# CONFIG_WEXT_PROC is not set
+# CONFIG_WEXT_SPY is not set

 CONFIG_WILINK_PLATFORM_DATA=y
 # CONFIG_WIMAX is not set
 # CONFIG_WIREGUARD is not set
 CONFIG_WIRELESS=y
 CONFIG_WILINK_PLATFORM_DATA=y
 # CONFIG_WIMAX is not set
 # CONFIG_WIREGUARD is not set
 CONFIG_WIRELESS=y

-CONFIG_WIRELESS_EXT=y
+# CONFIG_WIRELESS_EXT is not set

 # CONFIG_WIRELESS_WDS is not set
 # CONFIG_WIZNET_W5100 is not set
 # CONFIG_WIZNET_W5300 is not set
 # CONFIG_WIRELESS_WDS is not set
 # CONFIG_WIZNET_W5100 is not set
 # CONFIG_WIZNET_W5300 is not set