From: Andrej Gelenberg <andrej.gelenberg@udo.edu>
Date: Mon, 2 Aug 2010 09:59:31 +0000 (+0200)
Subject: nconfig: Fix segfault when menu is empty
X-Git-Tag: v2.6.36-rc8~13^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=866af407dad3f2202e5d5d717ebd6156ccc33cdd;p=platform%2Fkernel%2Flinux-3.10.git

nconfig: Fix segfault when menu is empty

nconf crush with segfault if press right arrow in empty menu.

Signed-off-by: Andrej Gelenberg <andrej.gelenberg@udo.edu>
Signed-off-by: Michal Marek <mmarek@suse.cz>
---

diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index 762caf8..2ba71bc 100644
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -676,6 +676,8 @@ static void *item_data(void)
 	struct mitem *mcur;
 
 	cur = current_item(curses_menu);
+	if (!cur)
+		return NULL;
 	mcur = (struct mitem *) item_userptr(cur);
 	return mcur->usrptr;