crypto: Fix some code style problems, add spaces around operator

This patch fixes error style problems found by checkpatch.pl:
ERROR: spaces required around that '*'
ERROR: space required after that ','
ERROR: spaces required around that '|'

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Liyang Shi <shiliyang@huawei.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

crypto/aes.c

@@ -1182,7 +1182,7 @@ int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
         rk = key->rd_key;
 
         /* invert the order of the round keys: */
-        for (i = 0, j = 4*(key->rounds); i < j; i += 4, j -= 4) {
+        for (i = 0, j = 4 * (key->rounds); i < j; i += 4, j -= 4) {
                 temp = rk[i    ]; rk[i    ] = rk[j    ]; rk[j    ] = temp;
                 temp = rk[i + 1]; rk[i + 1] = rk[j + 1]; rk[j + 1] = temp;
                 temp = rk[i + 2]; rk[i + 2] = rk[j + 2]; rk[j + 2] = temp;

crypto/desrfb.c

@@ -56,7 +56,7 @@ static const unsigned char pc1[56] = {
         13,  5, 60, 52, 44, 36, 28,	20, 12,  4, 27, 19, 11,  3 };
 
 static const unsigned char totrot[16] = {
-        1,2,4,6,8,10,12,14,15,17,19,21,23,25,27,28 };
+        1, 2, 4, 6, 8, 10, 12, 14, 15, 17, 19, 21, 23, 25, 27, 28 };
 
 static const unsigned char pc2[48] = {
         13, 16, 10, 23,  0,  4,  2, 27, 14,  5, 20,  9,

crypto/tlscredsx509.c

@@ -143,7 +143,7 @@ qcrypto_tls_creds_check_cert_key_usage(QCryptoTLSCredsX509 *creds,
     if (status < 0) {
         if (status == GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE) {
             usage = isCA ? GNUTLS_KEY_KEY_CERT_SIGN :
-                GNUTLS_KEY_DIGITAL_SIGNATURE|GNUTLS_KEY_KEY_ENCIPHERMENT;
+                GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT;
         } else {
             error_setg(errp,
                        "Unable to query certificate %s key usage: %s",