Since return is inconsistent, I removed unnecessary parentheses and

unified them.
- return (0); -> return 0;
- return (1); -> return 1;
- return (-1); -> return -1;

Reviewed-by: Stephen Henson <steve@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4500)

4 files changed, 8 insertions, 8 deletions

diff --git a/crypto/asn1/a_bitstr.c b/crypto/asn1/a_bitstr.c
index b2e0fb6882..b192621551 100644
--- a/crypto/asn1/a_bitstr.c
+++ b/crypto/asn1/a_bitstr.c
@@ -24,7 +24,7 @@ int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
     unsigned char *p, *d;
 
     if (a == NULL)
-        return (0);
+        return 0;
 
     len = a->length;
 
@@ -175,7 +175,7 @@ int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
     a->data[w] = ((a->data[w]) & iv) | v;
     while ((a->length > 0) && (a->data[a->length - 1] == 0))
         a->length--;
-    return (1);
+    return 1;
 }
 
 int ASN1_BIT_STRING_get_bit(const ASN1_BIT_STRING *a, int n)
@@ -185,7 +185,7 @@ int ASN1_BIT_STRING_get_bit(const ASN1_BIT_STRING *a, int n)
     w = n / 8;
     v = 1 << (7 - (n & 0x07));
     if ((a == NULL) || (a->length < (w + 1)) || (a->data == NULL))
-        return (0);
+        return 0;
     return ((a->data[w] & v) != 0);
 }
 
diff --git a/crypto/asn1/a_digest.c b/crypto/asn1/a_digest.c
index c84ecc9b4b..5945041d82 100644
--- a/crypto/asn1/a_digest.c
+++ b/crypto/asn1/a_digest.c
@@ -39,7 +39,7 @@ int ASN1_digest(i2d_of_void *i2d, const EVP_MD *type, char *data,
         return 0;
     }
     OPENSSL_free(str);
-    return (1);
+    return 1;
 }
 
 #endif
@@ -59,5 +59,5 @@ int ASN1_item_digest(const ASN1_ITEM *it, const EVP_MD *type, void *asn,
         return 0;
     }
     OPENSSL_free(str);
-    return (1);
+    return 1;
 }
diff --git a/crypto/asn1/a_print.c b/crypto/asn1/a_print.c
index ed72b51926..fd466d287c 100644
--- a/crypto/asn1/a_print.c
+++ b/crypto/asn1/a_print.c
@@ -62,7 +62,7 @@ int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING *s)
     *(p) = '\0';
     s->length /= 4;
     s->type = ASN1_PRINTABLE_type(s->data, s->length);
-    return (1);
+    return 1;
 }
 
 int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v)
@@ -91,5 +91,5 @@ int ASN1_STRING_print(BIO *bp, const ASN1_STRING *v)
     if (n > 0)
         if (BIO_write(bp, buf, n) <= 0)
             return (0);
-    return (1);
+    return 1;
 }
diff --git a/crypto/asn1/evp_asn1.c b/crypto/asn1/evp_asn1.c
index f3b675e379..d115911d0f 100644
--- a/crypto/asn1/evp_asn1.c
+++ b/crypto/asn1/evp_asn1.c
@@ -23,7 +23,7 @@ int ASN1_TYPE_set_octetstring(ASN1_TYPE *a, unsigned char *data, int len)
         return 0;
     }
     ASN1_TYPE_set(a, V_ASN1_OCTET_STRING, os);
-    return (1);
+    return 1;
 }
 
 /* int max_len:  for returned value    */