Nikolay Sivov : comctl32/listview: Do not try to invalidate for invalid item indices.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 74d24b2197651413ff42ef97cd8b7af9952b3e2e
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=74d24b2197651413ff42ef97cd8b7af9952b3e2e

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Fri Mar  9 19:53:14 2018 +0300

comctl32/listview: Do not try to invalidate for invalid item indices.

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/comctl32/listview.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/comctl32/listview.c b/dlls/comctl32/listview.c
index 4a2df80..d63c23a 100644
--- a/dlls/comctl32/listview.c
+++ b/dlls/comctl32/listview.c
@@ -1727,7 +1727,9 @@ static inline void LISTVIEW_InvalidateItem(const LISTVIEW_INFO *infoPtr, INT nIt
 {
     RECT rcBox;
 
-    if(!is_redrawing(infoPtr)) return; 
+    if (!is_redrawing(infoPtr) || nItem < 0 || nItem >= infoPtr->nItemCount)
+        return;
+
     LISTVIEW_GetItemBox(infoPtr, nItem, &rcBox);
     LISTVIEW_InvalidateRect(infoPtr, &rcBox);
 }