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random_ether_addr: code cleanups

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This commit is contained in:
Dietmar Maurer 2015-10-09 11:48:25 +02:00
parent de9a267fec
commit 85d5625a15
1 changed files with 2 additions and 7 deletions
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9
src/PVE/Tools.pm
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@ -940,15 +940,10 @@ sub random_ether_addr {
my $rand = Digest::SHA::sha1_hex($$, rand(), $seconds, $microseconds);
# clear multicast, set local id
# clear multicast, set local id
vec($rand, 0, 8) = (vec($rand, 0, 8) & 0xfe) | 2;
my $mac = sprintf("%02X:" x 6, unpack("C6", $rand));
# remove superfluous ":" at end
chop($mac);
return $mac;
return sprintf("%02X:%02X:%02X:%02X:%02X:%02X", unpack("C6", $rand));
}
sub shellquote {