MIPS: Malta: Enable DEVTMPFS

Recent versions of udev and systemd require the kernel
to be compiled with CONFIG_DEVTMPFS in order to populate
the /dev directory. Most MIPS platforms have it enabled by
default, so enable it for Malta configs as well.

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/6582/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/configs/malta_kvm_guest_defconfig b/arch/mips/configs/malta_kvm_guest_defconfig
index bf186df..e36681c 100644
--- a/arch/mips/configs/malta_kvm_guest_defconfig
+++ b/arch/mips/configs/malta_kvm_guest_defconfig
@@ -224,6 +224,7 @@
 CONFIG_MAC80211_MESH=y
 CONFIG_RFKILL=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_DEVTMPFS=y
 CONFIG_CONNECTOR=m
 CONFIG_MTD=y
 CONFIG_MTD_BLOCK=y