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-rw-r--r--perl-install/partition_table/raw.pm12
1 files changed, 7 insertions, 5 deletions
diff --git a/perl-install/partition_table/raw.pm b/perl-install/partition_table/raw.pm
index 0a878107c..739e1f384 100644
--- a/perl-install/partition_table/raw.pm
+++ b/perl-install/partition_table/raw.pm
@@ -79,11 +79,13 @@ sub adjustStart($$) {
my ($hd, $part) = @_;
my $end = $part->{start} + $part->{size};
- $part->{start} = round_up($part->{start},
- $part->{start} % cylinder_size($hd) < 2 * $hd->{geom}{sectors} ?
- $hd->{geom}{sectors} : cylinder_size($hd));
- $part->{size} = $end - $part->{start};
- $part->{size} > 0 or die "adjustStart get a too small partition to handle correctly";
+ if(cylinder_size($hd)) {
+ $part->{start} = round_up($part->{start},
+ $part->{start} % cylinder_size($hd) < 2 * $hd->{geom}{sectors} ?
+ $hd->{geom}{sectors} : cylinder_size($hd));
+ $part->{size} = $end - $part->{start};
+ $part->{size} > 0 or die "adjustStart get a too small partition to handle correctly";
+ }
}
#- adjusting end to match a cylinder boundary, two methods are used and must
#- match at the end, else something is wrong and nothing will be done on