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modalias.prov: stricter module aliase/version mangling

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* modalias.prov: Replace everyithing that is not "0-9a-zA-Z.:"
in a kernel module version with underscores;  replace everything
that is not "][0-9a-zA-Z.:*_?/-" in a kernel module alias with
underscores.

Resolves: #2002887
Signed-off-by: Eugene Syromiatnikov <esyr@redhat.com>
This commit is contained in:
Eugene Syromiatnikov 2021-11-17 15:52:00 +01:00
parent 52ba5a74f2
commit f218d75450
1 changed files with 5 additions and 9 deletions
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modalias.prov
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@ -67,16 +67,12 @@ combine_modaliases() {
for module in $(grep -E '/lib/modules/.+\.ko(\.gz|\.bz2|\.xz|\.zst)?$') "$@"; do
# | head -n1 because some modules have *two* version tags. *cough*b44*cough*
modver=$(/sbin/modinfo -F version "$module"| head -n1)
modver=${modver// /_}
modver=${modver//[^0-9a-zA-Z._]/_}
# only add version tag if it has a version
if [ -n "$modver" ]; then
/sbin/modinfo -F alias "$module" \
| sed -nre "s,(.+),modalias(\\1) = $modver,p"
else
/sbin/modinfo -F alias "$module" \
| sed -nre "s,(.+),modalias(\\1),p"
fi
[ -z "$modver" ] || modver=" = $modver"
/sbin/modinfo -F alias "$module" \
| sed -nre "s,[^][0-9a-zA-Z._:*?/-],_,g; s,(.+),modalias(\\1)$modver,p"
done \
| sort -u \
| combine_modaliases