Merge "db845c.mk: set DB845C_KERNEL_DIR to use environment when specified" am: fe771fcdfb am: 2ae5a2a2e6

Original change: https://android-review.googlesource.com/c/device/linaro/dragonboard/+/1462043

Change-Id: I2dccea5928646b49145d27b35c55b9d221f4f417
diff --git a/db845c.mk b/db845c.mk
index beeb2cb..b2dd524 100644
--- a/db845c.mk
+++ b/db845c.mk
@@ -1,7 +1,7 @@
 ifndef TARGET_KERNEL_USE
 TARGET_KERNEL_USE := 5.10
 endif
-DB845C_KERNEL_DIR := device/linaro/dragonboard-kernel/android-$(TARGET_KERNEL_USE)
+DB845C_KERNEL_DIR ?= device/linaro/dragonboard-kernel/android-$(TARGET_KERNEL_USE)
 
 # Inherit the full_base and device configurations
 $(call inherit-product, $(SRC_TARGET_DIR)/product/core_64_bit.mk)