This patch fixes a very small memory leak in psql, spotted with

bmomjian · bmomjian · commit ddd50a0babd9 · 2003-03-19T22:49:43.000Z
valgrind.

Neil Conway
diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
@@ -3,7 +3,7 @@
  *
  * Copyright 2000-2002 by PostgreSQL Global Development Group
  *
- * $Header: /cvsroot/pgsql/src/bin/psql/command.c,v 1.92 2003/03/18 22:15:43 petere Exp $
+ * $Header: /cvsroot/pgsql/src/bin/psql/command.c,v 1.93 2003/03/19 22:49:43 momjian Exp $
  */
 #include "postgres_fe.h"
 #include "command.h"
@@ -882,6 +882,8 @@ exec_command(const char *cmd,
 	{
 		if (status != CMD_UNKNOWN)
 			psql_error("\\%s: extra argument '%s' ignored\n", cmd, val);
+		if (val)
+			free(val);
 	}
 
 	if (options_string && continue_parse)

Original file line number	Diff line number	Diff line change
`@@ -3,7 +3,7 @@`
`3`	`3`	`*`
`4`	`4`	`* Copyright 2000-2002 by PostgreSQL Global Development Group`
`5`	`5`	`*`
`6`		`- * $Header: /cvsroot/pgsql/src/bin/psql/command.c,v 1.92 2003/03/18 22:15:43 petere Exp $`
	`6`	`+ * $Header: /cvsroot/pgsql/src/bin/psql/command.c,v 1.93 2003/03/19 22:49:43 momjian Exp $`
`7`	`7`	`*/`
`8`	`8`	`#include "postgres_fe.h"`
`9`	`9`	`#include "command.h"`
`@@ -882,6 +882,8 @@ exec_command(const char *cmd,`
`882`	`882`	`{`
`883`	`883`	`if (status != CMD_UNKNOWN)`
`884`	`884`	`psql_error("\\%s: extra argument '%s' ignored\n", cmd, val);`
	`885`	`+ if (val)`
	`886`	`+ free(val);`
`885`	`887`	`}`
`886`	`888`
`887`	`889`	`if (options_string && continue_parse)`