ivi-shell: Say something when configuration is missing

When ivi-module is not set in weston.conf, we probably want to tell the
user about their error instead of just dying.

Signed-off-by: Ondřej Majerech <majerech.o@gmail.com>
[Pekka: include Tanibata's suggestion, fix file name, fix surrounding
coding style]
Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>

ivi-shell/ivi-shell.c

@@ -382,9 +382,9 @@ ivi_shell_setting_create(struct ivi_shell_setting *dest,
 
 	section = weston_config_get_section(config, "ivi-shell", NULL, NULL);
 
-	if (weston_config_section_get_string(
+	if (weston_config_section_get_string(section, "ivi-module",
-		section, "ivi-module", &dest->ivi_module, NULL) != 0)
+					     &dest->ivi_module, NULL) != 0) {
-	{
+		weston_log("ivi-shell: No ivi-module set in config\n");
 		result = -1;
 	}