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authorStephen Hemminger <shemminger@vyatta.com>2011-03-25 15:28:51 -0700
committerStephen Hemminger <shemminger@vyatta.com>2011-03-25 15:38:01 -0700
commitdd7f6937e0cbe4f4705f4dde9a333852ba21f7c9 (patch)
tree2938ed6deab34619fb63b8ec3fd71ac564c83476
parent83e28f37c7b89b3502e97e719fc6ff3bcec6594f (diff)
downloadvyatta-cfg-quagga-dd7f6937e0cbe4f4705f4dde9a333852ba21f7c9.tar.gz
vyatta-cfg-quagga-dd7f6937e0cbe4f4705f4dde9a333852ba21f7c9.zip
Fix use of uninitialized ospeed
If speed can not be determined then ospeed is undef.
-rwxr-xr-xscripts/vyatta-interfaces.pl15
1 files changed, 7 insertions, 8 deletions
diff --git a/scripts/vyatta-interfaces.pl b/scripts/vyatta-interfaces.pl
index c2ec9a44..30b35c05 100755
--- a/scripts/vyatta-interfaces.pl
+++ b/scripts/vyatta-interfaces.pl
@@ -452,14 +452,13 @@ sub set_speed_duplex {
# read old values to avoid meaningless speed changes
my ($autoneg, $ospeed, $oduplex) = get_ethtool($intf);
- if (defined($autoneg)) {
- if ($autoneg == 1) {
- # Device is already in autonegotiation mode
- return if ($nspeed eq 'auto');
- } else {
- # Device has explicit speed/duplex but they already match
- return if (($nspeed eq $ospeed) && ($nduplex eq $oduplex));
- }
+
+ if (defined($autoneg) && $autoneg == 1) {
+ # Device is already in autonegotiation mode
+ return if ($nspeed eq 'auto');
+ } elsif (defined($ospeed) && defined($oduplex)) {
+ # Device has explicit speed/duplex but they already match
+ return if (($nspeed eq $ospeed) && ($nduplex eq $oduplex));
}
my $cmd = "$ETHTOOL -s $intf";