From: Stéphane Graber <stgraber@ubuntu.com>
Date: Sat, 13 Oct 2018 02:32:08 +0000 (-0400)
Subject: checkconfig: Handle missing kernel version
X-Git-Tag: lxc-3.1.0~46^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2693%2Fhead;p=thirdparty%2Flxc.git

checkconfig: Handle missing kernel version

https://github.com/lxc/lxd/issues/5151

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>
---

diff --git a/src/lxc/cmd/lxc-checkconfig.in b/src/lxc/cmd/lxc-checkconfig.in
old mode 100644
new mode 100755
index bb257f93b..0342d89ca
--- a/src/lxc/cmd/lxc-checkconfig.in
+++ b/src/lxc/cmd/lxc-checkconfig.in
@@ -93,6 +93,12 @@ KVER_MINOR=$($CAT $CONFIG | grep '^# Linux.*Kernel Configuration' | \
     sed -r 's/.* [0-9]\.([0-9]{1,3})\.[0-9]{1,3}.*/\1/')
 fi
 
+if [ -z "${KVER_MAJOR}" ]; then
+    echo "WARNING: Unable to detect version from configuration, assuming latest\n"
+    KVER_MAJOR="100"
+    KVER_MINOR="0"
+fi
+
 echo "--- Namespaces ---"
 echo -n "Namespaces: " && is_enabled CONFIG_NAMESPACES yes
 echo