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Merge pull request #445 from mars1024/bugfix/link_del

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pkg/ip: use type cast instead of untrusty error message
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Dan Williams 2020-01-29 10:20:32 -06:00 committed by GitHub
commit 66e0aaf9c1
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 2 deletions
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4
pkg/ip/link_linux.go
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@ -178,7 +178,7 @@ func SetupVeth(contVethName string, mtu int, hostNS ns.NetNS) (net.Interface, ne
func DelLinkByName(ifName string) error {
iface, err := netlink.LinkByName(ifName)
if err != nil {
if err.Error() == "Link not found" {
if _, ok := err.(netlink.LinkNotFoundError); ok {
return ErrLinkNotFound
}
return fmt.Errorf("failed to lookup %q: %v", ifName, err)
@ -195,7 +195,7 @@ func DelLinkByName(ifName string) error {
func DelLinkByNameAddr(ifName string) ([]*net.IPNet, error) {
iface, err := netlink.LinkByName(ifName)
if err != nil {
if err != nil && err.Error() == "Link not found" {
if _, ok := err.(netlink.LinkNotFoundError); ok {
return nil, ErrLinkNotFound
}
return nil, fmt.Errorf("failed to lookup %q: %v", ifName, err)