From a1c6fbdf00f249ddaadc733afaa5ac6e8fbcc30e Mon Sep 17 00:00:00 2001
From: Richard Jones <rjones@redhat.com>
Date: Tue, 24 Nov 2009 18:15:44 +0000
Subject: [PATCH] supermin: Die with an error if $kernels is empty
 (RHBZ#539746).

---
 febootstrap-supermin-helper.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/febootstrap-supermin-helper.sh b/febootstrap-supermin-helper.sh
index 8c708b5..d11d82a 100755
--- a/febootstrap-supermin-helper.sh
+++ b/febootstrap-supermin-helper.sh
@@ -82,6 +82,12 @@ rm -f "$kernel" "$initrd"
 
 arch=$(echo "@host_cpu@" | sed 's/^i.86$/i?86/')
 kernels=$(ls -1vr /boot/vmlinuz-*.$arch* 2>/dev/null | grep -v xen; ls -1vr /boot/vmlinuz-* 2>/dev/null | grep -v xen)
+
+if [ -z "$kernels" ]; then
+    echo "$0: failed to find a suitable kernel" >&2
+    exit 1
+fi
+
 for f in $kernels; do
     b=$(basename "$f")
     b=$(echo "$b" | sed 's,vmlinuz-,,')
-- 
1.8.3.1