From 3c59fb2071c225dd9bb0b5d0fe45e3376e3b5f91 Mon Sep 17 00:00:00 2001 From: Nikolay Sivov Date: Thu, 6 Jun 2024 11:28:04 +0200 Subject: [PATCH] gdi32/text: Handle null partial extents pointer in GetTextExtentExPointW(). Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=56788 Signed-off-by: Nikolay Sivov --- dlls/gdi32/text.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/dlls/gdi32/text.c b/dlls/gdi32/text.c index 085c5e3afbe..ff548306dc3 100644 --- a/dlls/gdi32/text.c +++ b/dlls/gdi32/text.c @@ -1421,8 +1421,11 @@ BOOL WINAPI GetTextExtentExPointW( HDC hdc, const WCHAR *str, INT count, INT max if (extents + cluster_extent > max_ext) break; if (nfit) *nfit += cluster_size; - for (j = 0; j < cluster_size; ++j) - dxs[i + j] = extents + cluster_extent / cluster_size; + if (dxs) + { + for (j = 0; j < cluster_size; ++j) + dxs[i + j] = extents + cluster_extent / cluster_size; + } extents += cluster_extent; }