6167 libshare_nfs: Possible memory leak in configlog()

Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Approved by: Robert Mustacchi <rm@joyent.com>

usr/src/lib/libshare/nfs/libshare_nfs.c

@@ -20,8 +20,8 @@
  */
 
 /*
- * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright 2015 Nexenta Systems, Inc.  All rights reserved.
+ * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
  */
 
 /*
@@ -894,10 +894,8 @@ configlog(struct exportdata *exp, char *tag)
 
 err:
 	if (error != 0) {
-		if (exp->ex_flags != NULL)
-			free(exp->ex_tag);
-		if (exp->ex_log_buffer != NULL)
-			free(exp->ex_log_buffer);
+		free(exp->ex_tag);
+		free(exp->ex_log_buffer);
 		(void) fprintf(stderr,
 		    dgettext(TEXT_DOMAIN, "Cannot set log configuration: %s\n"),
 		    strerror(error));