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if-shell doesn't need to queue its error message into a callback, and in

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fact it can't do so because the item it was working with will have been
freed. Reported by Daniel Hahler.
This commit is contained in:
nicm 2017-04-25 11:49:35 +00:00
parent 5172014668
commit eb6fd6ff80
1 changed files with 4 additions and 16 deletions
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20
cmd-if-shell.c
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@ -31,7 +31,6 @@
static enum cmd_retval cmd_if_shell_exec(struct cmd *, struct cmdq_item *);
static enum cmd_retval cmd_if_shell_error(struct cmdq_item *, void *);
static void cmd_if_shell_callback(struct job *);
static void cmd_if_shell_free(void *);
@ -138,17 +137,6 @@ cmd_if_shell_exec(struct cmd *self, struct cmdq_item *item)
return (CMD_RETURN_WAIT);
}
static enum cmd_retval
cmd_if_shell_error(struct cmdq_item *item, void *data)
{
char *error = data;
cmdq_error(item, "%s", error);
free(error);
return (CMD_RETURN_NORMAL);
}
static void
cmd_if_shell_callback(struct job *job)
{
@ -168,10 +156,10 @@ cmd_if_shell_callback(struct job *job)
cmdlist = cmd_string_parse(cmd, file, line, &cause);
if (cmdlist == NULL) {
if (cause != NULL)
new_item = cmdq_get_callback(cmd_if_shell_error, cause);
else
new_item = NULL;
if (cause != NULL && cdata->item != NULL)
cmdq_error(cdata->item, "%s", cause);
free(cause);
new_item = NULL;
} else {
new_item = cmdq_get_command(cmdlist, NULL, &cdata->mouse, 0);
cmd_list_free(cmdlist);