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crypto/rsa: improve error message for keys too short for PSS
Fixes #23736 Change-Id: I850d91a512394c4292927d51c475064bfa4e3053 Reviewed-on: https://go-review.googlesource.com/92815 Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
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@ -36,7 +36,7 @@ func emsaPSSEncode(mHash []byte, emBits int, salt []byte, hash hash.Hash) ([]byt
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// 3. If emLen < hLen + sLen + 2, output "encoding error" and stop.
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if emLen < hLen+sLen+2 {
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return nil, errors.New("crypto/rsa: encoding error")
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return nil, errors.New("crypto/rsa: key size too small for PSS signature")
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}
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em := make([]byte, emLen)
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