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authorMing Liu <peter.x.liu@external.atlascopco.com>2016-05-26 23:14:33 +0200
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-05-30 09:30:33 +0100
commit2cb1142710cc2beb762c4c2b8edd44d3a97dafa0 (patch)
tree556f9c90d73645c618e0f827a9c6f92d216d3f5d /meta/recipes-core/initscripts/initscripts-1.0/umountfs
parent4afee787e455ce1d4c002cd5c003182f1fc50028 (diff)
downloadopenembedded-core-contrib-2cb1142710cc2beb762c4c2b8edd44d3a97dafa0.tar.gz
initscripts: check if swapon/swapoff exists before executing them
Not all built images contain swapon/swapoff, for instance, it is configurable with or without them in busybox. So it'd better to check if they exist or not before executing them. Redirecting the potential errors to /dev/null is not good enough, which might suppress the *real* errors. Signed-off-by: Ming Liu <peter.x.liu@external.atlascopco.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
Diffstat (limited to 'meta/recipes-core/initscripts/initscripts-1.0/umountfs')
-rwxr-xr-xmeta/recipes-core/initscripts/initscripts-1.0/umountfs2
1 files changed, 1 insertions, 1 deletions
diff --git a/meta/recipes-core/initscripts/initscripts-1.0/umountfs b/meta/recipes-core/initscripts/initscripts-1.0/umountfs
index 61324c630b..7fb5c58b3e 100755
--- a/meta/recipes-core/initscripts/initscripts-1.0/umountfs
+++ b/meta/recipes-core/initscripts/initscripts-1.0/umountfs
@@ -12,7 +12,7 @@
PATH=/sbin:/bin:/usr/sbin:/usr/bin
echo "Deactivating swap..."
-swapoff -a
+[ -x /sbin/swapoff ] && swapoff -a
# We leave /proc mounted.
echo "Unmounting local filesystems..."