improve RsaParseError

Author: diegomrsantos

anchor/common/ssv_types/src/util.rs

@@ -11,11 +11,8 @@ pub enum RsaParseError {
     #[error("Unable to convert decoded PEM data into a string: {0}")]
     Utf8Conversion(#[from] std::string::FromUtf8Error),
 
-    #[error("Failed to parse RSA public key: {source}")]
-    RsaParsing {
-        #[source]
-        source: openssl::error::ErrorStack,
-    },
+    #[error("Failed to parse RSA public key: {0}")]
+    RsaParsing(#[from] openssl::error::ErrorStack),
 }
 
 // Parse from a RSA public key string into the associated RSA representation
@@ -35,8 +32,7 @@ pub fn parse_rsa(pem_data: &str) -> Result<Rsa<Public>, RsaParseError> {
         .replace("-----END RSA PUBLIC KEY-----", "-----END PUBLIC KEY-----");
 
     // Parse the PEM string into an RSA public key using PKCS8 format
-    let rsa_pubkey = Rsa::public_key_from_pem(pem_string.as_bytes())
-        .map_err(|source| RsaParseError::RsaParsing { source })?;
+    let rsa_pubkey = Rsa::public_key_from_pem(pem_string.as_bytes())?;
 
     Ok(rsa_pubkey)
 }