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check for nil-ness of Dialer.TLSClientConfig before attempting to run the check

This commit is contained in:
Chan Kang 2022-06-12 00:51:51 -04:00
parent 464f255e78
commit a410921e1d
1 changed files with 9 additions and 7 deletions
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16
client.go
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@ -186,13 +186,15 @@ func (d *Dialer) DialContext(ctx context.Context, urlStr string, requestHeader h
return nil, nil, errMalformedURL return nil, nil, errMalformedURL
} }
for _, proto := range d.TLSClientConfig.NextProtos { if d.TLSClientConfig != nil {
if proto != "http/1.1" { for _, proto := range d.TLSClientConfig.NextProtos {
return nil, nil, fmt.Errorf( if proto != "http/1.1" {
`protocol %q was given but is not supported; return nil, nil, fmt.Errorf(
sharing tls.Config with net/http Transport can cause this error`, `protocol %q was given but is not supported;
proto, sharing tls.Config with net/http Transport can cause this error`,
) proto,
)
}
} }
} }