- Patch #98988 by Robert Douglass et al: db_result should return FALSE if no...

- Patch #98988 by Robert Douglass et al: db_result should return FALSE if no result was found.  Consistent with PHP's mysql_result.

includes/database.mysql.inc

@@ -225,12 +225,13 @@ function db_num_rows($result) {
  * @param $row
  *   The index of the row whose result is needed.
  * @return
- *   The resulting field.
+ *   The resulting field or FALSE.
  */
 function db_result($result, $row = 0) {
   if ($result && mysql_num_rows($result) > $row) {
     return mysql_result($result, $row);
   }
+  return FALSE;
 }
 
 /**

includes/database.mysqli.inc

@@ -209,13 +209,14 @@ function db_num_rows($result) {
 * @param $row
 *   The index of the row whose result is needed.
 * @return
-*   The resulting field.
+*   The resulting field or FALSE.
 */
 function db_result($result, $row = 0) {
   if ($result && mysqli_num_rows($result) > $row) {
     $array = mysqli_fetch_array($result, MYSQLI_NUM);
     return $array[0];
   }
+  return FALSE;
 }
 
 /**

includes/database.pgsql.inc

@@ -202,7 +202,7 @@ function db_num_rows($result) {
  * @param $row
  *   The index of the row whose result is needed.
  * @return
- *   The resulting field.
+ *   The resulting field or FALSE.
  */
 function db_result($result, $row = 0) {
   if ($result && pg_num_rows($result) > $row) {
@@ -210,6 +210,7 @@ function db_result($result, $row = 0) {
 
     return $res[0];
   }
+  return FALSE;
 }
 
 /**