[build] Fix unexpected warnings: No names found, cannot describe anyt…

…hing. (#12963) (#13927)
sonic-net · Feb 22, 2023 · c4942c9 · c4942c9
1 parent 91033e1
commit c4942c9
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/slave.mk b/slave.mk
@@ -11,7 +11,7 @@ UID = $(shell id -u)
 GUID = $(shell id -g)
 
 ifeq ($(SONIC_IMAGE_VERSION),)
-	override SONIC_IMAGE_VERSION = $(shell export BUILD_TIMESTAMP=$(BUILD_TIMESTAMP) && export BUILD_NUMBER=$(BUILD_NUMBER) && . functions.sh && sonic_get_version)
+	override SONIC_IMAGE_VERSION := $(shell export BUILD_TIMESTAMP=$(BUILD_TIMESTAMP) && export BUILD_NUMBER=$(BUILD_NUMBER) && . functions.sh && sonic_get_version)
 endif
 
 .SECONDEXPANSION: