Clearly specify Alpine Linux version to use

Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>

diff --git a/alpine-dom0/dom0/Dockerfile b/alpine-dom0/dom0/Dockerfile
index 650e488e44034b63c33631c2c08b230f023de97a..c923afd953f1ddcd46f5f5dacb4423ab946864d6 100644 (file)
--- a/alpine-dom0/dom0/Dockerfile
+++ b/alpine-dom0/dom0/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine as dom0
+FROM alpine:3.6 as dom0
 
 RUN \
        apk update && \

diff --git a/alpine-dom0/xen-builder/Dockerfile b/alpine-dom0/xen-builder/Dockerfile
index c247e803ad1cbc5d4393f32251e82beaa9ede563..30ad272d7b19ba92c804ee8faa6c68424111f840 100644 (file)
--- a/alpine-dom0/xen-builder/Dockerfile
+++ b/alpine-dom0/xen-builder/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine as xen-builder
+FROM alpine:3.6 as xen-builder
 
 COPY xen-patch /root/
 

diff --git a/mkimage/grub-builder/Dockerfile b/mkimage/grub-builder/Dockerfile
index 159d96c8f81a9a38b616eaeb684bb737e4e54cf8..eb90ca9bac9ce640de0f836b3daeed963b3807f6 100644 (file)
--- a/mkimage/grub-builder/Dockerfile
+++ b/mkimage/grub-builder/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine AS grub-builder
+FROM alpine:3.6 AS grub-builder
 
 RUN apk update && apk add \
   automake \