[openwrt/openwrt] mediatek: disable missing kernel symbol

[LEDE Commits]

mkresin pushed a commit to openwrt/openwrt.git, branch master:
https://git.lede-project.org/a464d2b96063fac47ee43bc57818df99df3ff08c

commit a464d2b96063fac47ee43bc57818df99df3ff08c
Author: Mathias Kresin <dev at kresin.me>
AuthorDate: Wed Feb 21 08:59:11 2018 +0100

    mediatek: disable missing kernel symbol
    
    This caused v4.14.20 based builds so fail on mediatek.
    
    Fixes: 6112abf186bf ("kernel: enable CONFIG_USB_PCI for PCI usb modules").
    Signed-off-by: Mathias Kresin <dev at kresin.me>
---
 target/linux/mediatek/config-4.14 | 1 +
 1 file changed, 1 insertion(+)

diff --git a/target/linux/mediatek/config-4.14 b/target/linux/mediatek/config-4.14
index febb7b5..5eb7ab7 100644
--- a/target/linux/mediatek/config-4.14
+++ b/target/linux/mediatek/config-4.14
@@ -478,6 +478,7 @@ CONFIG_UNINLINE_SPIN_UNLOCK=y
 CONFIG_USB=y
 CONFIG_USB_COMMON=y
 # CONFIG_USB_EHCI_HCD is not set
+# CONFIG_USB_MTU3 is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_XHCI_HCD=y
 CONFIG_USB_XHCI_MTK=y