Now including grep -q

Signed-off-by: Alexandre Letourneau <letourneau.alexandre@gmail.com>

Now including grep -q
bda67c31 · Alexandre Létourneau · Stéphane Graber · b3eeaf70 · bda67c31
Commit bda67c31 authored Apr 01, 2015 by Alexandre Létourneau Committed by Stéphane Graber Apr 10, 2015
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lxc-centos.in templates/lxc-centos.in +1 -1

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--- a/templates/lxc-centos.in
+++ b/templates/lxc-centos.in
@@ -413,7 +413,7 @@ download_centos()

    # download a mini centos into a cache
    echo "Downloading centos minimal ..."
-    if [ $(yum -h | grep 'releasever=RELEASEVER') ];then
+    if yum -h | grep -q 'releasever=RELEASEVER'; then
        YUM="yum --installroot $INSTALL_ROOT -y --nogpgcheck --releasever=$release"
    else
        YUM="yum --installroot $INSTALL_ROOT -y --nogpgcheck"