From 933929cd622478bb43afe590670613da2e9ff359 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Fri, 20 Nov 2015 22:02:54 +0000
Subject: [PATCH] Memory leaks and an uninitialized part of utf8_data, from
 Patrick Palka.

---
 cmd-if-shell.c   | 1 +
 cmd-new-window.c | 2 +-
 utf8.c           | 1 +
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/cmd-if-shell.c b/cmd-if-shell.c
index a9c84261..47f259e7 100644
--- a/cmd-if-shell.c
+++ b/cmd-if-shell.c
@@ -97,6 +97,7 @@ cmd_if_shell_exec(struct cmd *self, struct cmd_q *cmdq)
 			cmd = args->argv[1];
 		else if (args->argc == 3)
 			cmd = args->argv[2];
+		free(shellcmd);
 		if (cmd == NULL)
 			return (CMD_RETURN_NORMAL);
 		if (cmd_string_parse(cmd, &cmdlist, NULL, 0, &cause) != 0) {
diff --git a/cmd-new-window.c b/cmd-new-window.c
index fb89e24f..24204746 100644
--- a/cmd-new-window.c
+++ b/cmd-new-window.c
@@ -97,7 +97,7 @@ cmd_new_window_exec(struct cmd *self, struct cmd_q *cmdq)
 		ft = format_create();
 		format_defaults(ft, cmd_find_client(cmdq, NULL, 1), s, NULL,
 		    NULL);
-		cwd = format_expand(ft, args_get(args, 'c'));
+		cwd = to_free = format_expand(ft, args_get(args, 'c'));
 		format_free(ft);
 	} else if (cmdq->client != NULL && cmdq->client->session == NULL)
 		cwd = cmdq->client->cwd;
diff --git a/utf8.c b/utf8.c
index b391c5ec..2210675a 100644
--- a/utf8.c
+++ b/utf8.c
@@ -355,6 +355,7 @@ utf8_set(struct utf8_data *ud, u_char ch)
 	u_int	i;
 
 	*ud->data = ch;
+	ud->have = 1;
 	ud->size = 1;
 
 	ud->width = 1;