Issuer Sign Tool extention support

[openssl.git] / crypto / x509 / x_name.c

diff --git a/crypto/x509/x_name.c b/crypto/x509/x_name.c
index 33faacf5ddfd6bcb01c20287ad510bd99eb3997d..b820171b53224ce686255334f631f88e335f1d64 100644 (file)
--- a/crypto/x509/x_name.c
+++ b/crypto/x509/x_name.c
@@ -114,7 +114,7 @@ static void x509_name_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it)
 {
     X509_NAME *a;
 
-    if (!pval || !*pval)
+    if (pval == NULL || *pval == NULL)
         return;
     a = (X509_NAME *)*pval;
 
@@ -503,9 +503,9 @@ int X509_NAME_print(BIO *bp, const X509_NAME *name, int obase)
     l = 80 - 2 - obase;
 
     b = X509_NAME_oneline(name, NULL, 0);
-    if (!b)
+    if (b == NULL)
         return 0;
-    if (!*b) {
+    if (*b == '\0') {
         OPENSSL_free(b);
         return 1;
     }
@@ -542,7 +542,7 @@ int X509_NAME_print(BIO *bp, const X509_NAME *name, int obase)
     return 0;
 }
 
-int X509_NAME_get0_der(X509_NAME *nm, const unsigned char **pder,
+int X509_NAME_get0_der(const X509_NAME *nm, const unsigned char **pder,
                        size_t *pderlen)
 {
     /* Make sure encoding is valid */