crypto/x509: optimize the performance of checkSignature

The loop should be terminated immediately when `algo` has been found Fixes golang#52955
dchaofei · May 18, 2022 · 7213227 · 7213227
1 parent 5f2fdbe
commit 7213227
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/crypto/x509/x509.go b/src/crypto/x509/x509.go
@@ -823,6 +823,7 @@ func checkSignature(algo SignatureAlgorithm, signed, signature []byte, publicKey
 		if details.algo == algo {
 			hashType = details.hash
 			pubKeyAlgo = details.pubKeyAlgo
+			break
 		}
 	}