cli/lightning-cli: free eveything on exit.

It's not required, but it means valgrind won't complain about leaks.

Suggested-by: @m-schmoock
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

cli/lightning-cli.c

@@ -604,6 +604,8 @@ int main(int argc, char *argv[])
 		tal_free(rpc_filename);
 		tal_free(ctx);
 		opt_free_table();
+		free(resp);
+		free(toks);
 		return 0;
 	}
 
@@ -618,5 +620,7 @@ int main(int argc, char *argv[])
 	tal_free(rpc_filename);
 	tal_free(ctx);
 	opt_free_table();
+	free(resp);
+	free(toks);
 	return 1;
 }

cli/test/run-large-input.c

@@ -16,6 +16,7 @@ int test_getpid(void);
 int test_printf(const char *format, ...);
 void *test_malloc(size_t n);
 void *test_realloc(void *p, size_t n);
+void test_free(void *p);
 
 #define main test_main
 #define read test_read
@@ -25,6 +26,7 @@ void *test_realloc(void *p, size_t n);
 #define printf test_printf
 #define malloc test_malloc
 #define realloc test_realloc
+#define free test_free
 
   #include "../lightning-cli.c"
 #undef main
@@ -71,6 +73,11 @@ void *test_realloc(void *p, size_t n)
 	return p;
 }
 
+void test_free(void *p)
+{
+	tal_free(p);
+}
+
 ssize_t test_read(int fd UNUSED, void *buf, size_t len)
 {
 	if (len > max_read_return)