psql: Fix memory leak

The command

\password username

leaked memory.

diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
index 69fac83cd58275e735be6e09d133dca1e1a683cf..6c3f0aa69d6e6b265bbea7f85912ad51214273d0 100644 (file)
--- a/src/bin/psql/command.c
+++ b/src/bin/psql/command.c
@@ -953,6 +953,9 @@ exec_command(const char *cmd,
                                        PQclear(res);
                                PQfreemem(encrypted_password);
                        }
+
+                       if (opt0)
+                               free(opt0);
                }
 
                free(pw1);