s3: Simplify pdb_set_plaintext_passwd: memcpy deals fine with 0 bytes

diff --git a/source3/passdb/pdb_get_set.c b/source3/passdb/pdb_get_set.c
index a77ea07ed619ba8b5cb2d8df791c451f4cab8900..a98741222d8cf09a6aa2e0bcd2f592e1db5c6131 100644 (file)
--- a/source3/passdb/pdb_get_set.c
+++ b/source3/passdb/pdb_get_set.c
@@ -1057,11 +1057,8 @@ bool pdb_set_plaintext_passwd(struct samu *sampass, const char *plaintext)
                                return False;
                        }
 
-                       /* And copy it into the new buffer. */
-                       if (current_history_len) {
-                               memcpy(new_history, pwhistory,
-                                      current_history_len*PW_HISTORY_ENTRY_LEN);
-                       }
+                       memcpy(new_history, pwhistory,
+                              current_history_len*PW_HISTORY_ENTRY_LEN);
 
                        pwhistory = new_history;
                }