Fix updated FALL_THROUGH macro. Fix a couple of case statements and remove a trailing whitespace.

src/tls13.c

@@ -9676,7 +9676,7 @@ int wolfSSL_CTX_get_max_early_data(WOLFSSL_CTX* ctx)
  *
  * ssl  The SSL/TLS object.
  * returns BAD_FUNC_ARG when ssl is NULL, or not using TLS v1.3,
- * SIDE_ERROR when not a server and 
+ * SIDE_ERROR when not a server and
  * returns the maximum amount of early data to be set
  */
 int wolfSSL_get_max_early_data(WOLFSSL* ssl)

wolfcrypt/src/evp.c

@@ -1964,6 +1964,7 @@ int wolfSSL_EVP_PKEY_keygen(WOLFSSL_EVP_PKEY_CTX *ctx,
                     pkey->ownEcc = 1;
                 }
             }
+            break;
 #endif
         default:
             break;

wolfcrypt/src/pkcs7.c

@@ -11682,8 +11682,8 @@ WOLFSSL_API int wc_PKCS7_DecodeAuthEnvelopedData(PKCS7* pkcs7, byte* in,
             wc_PKCS7_ChangeState(pkcs7, WC_PKCS7_AUTHENV_ATRBEND);
             FALL_THROUGH;
 
-authenv_atrbend:
         case WC_PKCS7_AUTHENV_ATRBEND:
+authenv_atrbend:
         #ifndef NO_PKCS7_STREAM
             if ((ret = wc_PKCS7_AddDataToStream(pkcs7, in, inSz, MAX_LENGTH_SZ +
                             ASN_TAG_SZ, &pkiMsg, &idx)) != 0) {

wolfssl/wolfcrypt/types.h

@@ -315,7 +315,7 @@ decouple library dependencies with standard string, memory and so on.
                 #define FALL_THROUGH fallthrough
             #elif ((__GNUC__ > 7) || ((__GNUC__ == 7) && (__GNUC_MINOR__ >= 1)))
                 #define FALL_THROUGH ; __attribute__ ((fallthrough))
-            #elif defined(__clang__) && defined(__clang_major__) &&
+            #elif defined(__clang__) && defined(__clang_major__) && \
                     (__clang_major__ >= 4)
                 #define FALL_THROUGH ; __attribute__ ((fallthrough))
             #endif