This part fixes braces around if-else.

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4223)
diff --git a/crypto/rsa/rsa_ossl.c b/crypto/rsa/rsa_ossl.c
index 6199b4f..40c84dd 100644
--- a/crypto/rsa/rsa_ossl.c
+++ b/crypto/rsa/rsa_ossl.c
@@ -200,12 +200,12 @@
 static int rsa_blinding_convert(BN_BLINDING *b, BIGNUM *f, BIGNUM *unblind,
                                 BN_CTX *ctx)
 {
-    if (unblind == NULL)
+    if (unblind == NULL) {
         /*
          * Local blinding: store the unblinding factor in BN_BLINDING.
          */
         return BN_BLINDING_convert_ex(f, NULL, b, ctx);
-    else {
+    } else {
         /*
          * Shared blinding: store the unblinding factor outside BN_BLINDING.
          */
@@ -347,8 +347,9 @@
             res = f;
         else
             res = ret;
-    } else
+    } else {
         res = ret;
+    }
 
     /*
      * put in leading 0 bytes if the number is less than the length of the