Remove parentheses of return.

Since return is inconsistent, I removed unnecessary parentheses and
unified them.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4541)

5 files changed, 12 insertions, 12 deletions

diff --git a/crypto/dh/dh_ameth.c b/crypto/dh/dh_ameth.c
index abf68aa25d..e504690fa3 100644
--- a/crypto/dh/dh_ameth.c
+++ b/crypto/dh/dh_ameth.c
@@ -326,7 +326,7 @@ static int do_dh_print(BIO *bp, const DH *x, int indent, int ptype)
                 goto err;
         }
         if (BIO_write(bp, "\n", 1) <= 0)
-            return (0);
+            return 0;
     }
     if (x->counter && !ASN1_bn_print(bp, "counter:", x->counter, NULL, indent))
         goto err;
@@ -346,7 +346,7 @@ static int do_dh_print(BIO *bp, const DH *x, int indent, int ptype)
 
 static int int_dh_size(const EVP_PKEY *pkey)
 {
-    return (DH_size(pkey->pkey.dh));
+    return DH_size(pkey->pkey.dh);
 }
 
 static int dh_bits(const EVP_PKEY *pkey)
diff --git a/crypto/dh/dh_check.c b/crypto/dh/dh_check.c
index d3d6ad68a9..066bf83336 100644
--- a/crypto/dh/dh_check.c
+++ b/crypto/dh/dh_check.c
@@ -49,7 +49,7 @@ int DH_check_params(const DH *dh, int *ret)
         BN_CTX_end(ctx);
         BN_CTX_free(ctx);
     }
-    return (ok);
+    return ok;
 }
 
 /*-
@@ -139,7 +139,7 @@ int DH_check(const DH *dh, int *ret)
         BN_CTX_end(ctx);
         BN_CTX_free(ctx);
     }
-    return (ok);
+    return ok;
 }
 
 int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *ret)
@@ -177,5 +177,5 @@ int DH_check_pub_key(const DH *dh, const BIGNUM *pub_key, int *ret)
         BN_CTX_end(ctx);
         BN_CTX_free(ctx);
     }
-    return (ok);
+    return ok;
 }
diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c
index 226c52d5d6..6901548ed6 100644
--- a/crypto/dh/dh_key.c
+++ b/crypto/dh/dh_key.c
@@ -150,7 +150,7 @@ static int generate_key(DH *dh)
     if (priv_key != dh->priv_key)
         BN_free(priv_key);
     BN_CTX_free(ctx);
-    return (ok);
+    return ok;
 }
 
 static int compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
@@ -204,7 +204,7 @@ static int compute_key(unsigned char *key, const BIGNUM *pub_key, DH *dh)
         BN_CTX_end(ctx);
         BN_CTX_free(ctx);
     }
-    return (ret);
+    return ret;
 }
 
 static int dh_bn_mod_exp(const DH *dh, BIGNUM *r,
diff --git a/crypto/dh/dh_lib.c b/crypto/dh/dh_lib.c
index 746a1b4b18..a33f3246a3 100644
--- a/crypto/dh/dh_lib.c
+++ b/crypto/dh/dh_lib.c
@@ -139,12 +139,12 @@ int DH_up_ref(DH *r)
 
 int DH_set_ex_data(DH *d, int idx, void *arg)
 {
-    return (CRYPTO_set_ex_data(&d->ex_data, idx, arg));
+    return CRYPTO_set_ex_data(&d->ex_data, idx, arg);
 }
 
 void *DH_get_ex_data(DH *d, int idx)
 {
-    return (CRYPTO_get_ex_data(&d->ex_data, idx));
+    return CRYPTO_get_ex_data(&d->ex_data, idx);
 }
 
 int DH_bits(const DH *dh)
@@ -154,7 +154,7 @@ int DH_bits(const DH *dh)
 
 int DH_size(const DH *dh)
 {
-    return (BN_num_bytes(dh->p));
+    return BN_num_bytes(dh->p);
 }
 
 int DH_security_bits(const DH *dh)
diff --git a/crypto/dh/dh_prn.c b/crypto/dh/dh_prn.c
index 283fb0f4a3..aab1733db3 100644
--- a/crypto/dh/dh_prn.c
+++ b/crypto/dh/dh_prn.c
@@ -20,11 +20,11 @@ int DHparams_print_fp(FILE *fp, const DH *x)
 
     if ((b = BIO_new(BIO_s_file())) == NULL) {
         DHerr(DH_F_DHPARAMS_PRINT_FP, ERR_R_BUF_LIB);
-        return (0);
+        return 0;
     }
     BIO_set_fp(b, fp, BIO_NOCLOSE);
     ret = DHparams_print(b, x);
     BIO_free(b);
-    return (ret);
+    return ret;
 }
 #endif