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Diffstat (limited to 'third_party/libtiff/0026-upstream-null-dereference.patch')
-rw-r--r--third_party/libtiff/0026-upstream-null-dereference.patch22
1 files changed, 22 insertions, 0 deletions
diff --git a/third_party/libtiff/0026-upstream-null-dereference.patch b/third_party/libtiff/0026-upstream-null-dereference.patch
new file mode 100644
index 0000000000..052645ff8a
--- /dev/null
+++ b/third_party/libtiff/0026-upstream-null-dereference.patch
@@ -0,0 +1,22 @@
+diff --git a/third_party/libtiff/tif_getimage.c b/third_party/libtiff/tif_getimage.c
+index 03c9a81fb..d37f729c4 100644
+--- a/third_party/libtiff/tif_getimage.c
++++ b/third_party/libtiff/tif_getimage.c
+@@ -681,7 +681,7 @@ gtTileContig(TIFFRGBAImage* img, uint32* raster, uint32 w, uint32 h)
+ return (0);
+ }
+ leftmost_toskew = safeskew;
+- for (row = 0; row < h; row += nrow)
++ for (row = 0; ret != 0 && row < h; row += nrow)
+ {
+ rowstoread = th - (row + img->row_offset) % th;
+ nrow = (row + rowstoread > h ? h - row : rowstoread);
+@@ -830,7 +830,7 @@ gtTileSeparate(TIFFRGBAImage* img, uint32* raster, uint32 w, uint32 h)
+ leftmost_fromskew = img->col_offset % tw;
+ leftmost_tw = tw - leftmost_fromskew;
+ leftmost_toskew = toskew + leftmost_fromskew;
+- for (row = 0; row < h; row += nrow)
++ for (row = 0; ret != 0 && row < h; row += nrow)
+ {
+ rowstoread = th - (row + img->row_offset) % th;
+ nrow = (row + rowstoread > h ? h - row : rowstoread);