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From: Alessandro Bono <alessandro.bono@gmail.com>
Date: Fri, 26 Oct 2012 13:03:01 +0000 (UTC)
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Subject: [Drbd-dev] fix %preun script in drbd-km.spec from 8.3 package
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Hi

%preun script in drbd-km.spec try to unload drbd.ko if present without check kernel version running
without this patch it's not possible to remove drbd-km package of old kernel

--- drbd-8.3.13/drbd-km.spec    2012-10-26 13:43:43.163366400 +0200
+++ drbd-8.3.13.my/drbd-km.spec 2012-10-26 13:44:33.368384889 +0200
@@ -80,10 +80,12 @@
 rm -rf %{buildroot}

 %preun %{krelver}
+if [ 'uname -r' = %{kernelversion} ]; then
 lsmod | grep drbd > /dev/null 2>&1
 if [ $? -eq 0 ]; then
     rmmod drbd
 fi
+fi

 %post %{krelver}
 # hack for distribution kernel packages,