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derp, net/dns/recursive: use Go 1.21 min

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Updates #8419

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2023-08-08 21:22:26 -07:00
committed by Brad Fitzpatrick
parent 66f27c4beb
commit be4eb6a39e
2 changed files with 1 additions and 16 deletions
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9
derp/derp.go
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@@ -199,7 +199,7 @@ func readFrame(br *bufio.Reader, maxSize uint32, b []byte) (t frameType, frameLe
return 0, 0, fmt.Errorf("frame header size %d exceeds reader limit of %d", frameLen, maxSize)
}
n, err := io.ReadFull(br, b[:minUint32(frameLen, uint32(len(b)))])
n, err := io.ReadFull(br, b[:min(frameLen, uint32(len(b)))])
if err != nil {
return 0, 0, err
}
@@ -233,10 +233,3 @@ func writeFrame(bw *bufio.Writer, t frameType, b []byte) error {
}
return bw.Flush()
}
func minUint32(a, b uint32) uint32 {
if a < b {
return a
}
return b
}