Fix X509_NAME_get_text_by_NID() error handling

10 years ago · 76aab3b816
parent 5219d494f3
commit 76aab3b816
1 changed files with 1 additions and 1 deletions
--- a/ssl.c
+++ b/ssl.c
@ -1042,7 +1042,7 @@ ssl_x509_subject_cn(X509 *crt, size_t *sz)
 	if (!ptr)
 		return NULL;
 	*sz = X509_NAME_get_text_by_NID(ptr, NID_commonName, NULL, 0) + 1;
-	if ((sz == 0) || !(cn = malloc(*sz)))
+	if ((*sz == 0) || !(cn = malloc(*sz)))
 		return NULL;
 	X509_NAME_get_text_by_NID(ptr, NID_commonName, cn, *sz);
 	return cn;