(readconf) prevent crash by ignoring undefined values (crash hapenned

if config file set empty values for some variables (eg: after old
gurpmi.addmedia garbaged it)) (#39511)

2 files changed, 5 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 60bfd2e6..0a8a3ccd 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,7 @@
 - rpmdrake:
   o do not crash if package is unknow (#39608)
+  o do not crash if config file set empty values for some variables
+    (eg: after old buggy gurpmi.addmedia garbaged it) (#39511)
 
 - gurpmi.addmedia:
   o handle --mirrorlist (Anssi)
diff --git a/rpmdrake.pm b/rpmdrake.pm
index 4e2a3482..da4a8570 100644
--- a/rpmdrake.pm
+++ b/rpmdrake.pm
@@ -169,6 +169,9 @@ sub readconf() {
     ${$config{$_}{var}} = $config{$_}{default} foreach keys %config;
     foreach my $l (cat_($configfile)) {
 	$l =~ /^\Q$_\E (.*)/ and ${$config{$_}{var}} = [ split ' ', $1 ] foreach keys %config;
+       foreach (keys %config) {
+           $l =~ /^\Q$_\E (.*)/ and $1 and ${$config{$_}{var}} = [ split ' ', $1 ];
+       }
     }
     # special cases:
     $::rpmdrake_options{'no-confirmation'} = $no_confirmation->[0] if !defined $::rpmdrake_options{'no-confirmation'};