From e3df9cc6b106566f3aaada857ce36f868ef5db5d Mon Sep 17 00:00:00 2001
From: Jaime Passos <lazymyuutsu@gmail.com>
Date: Wed, 11 Sep 2019 20:38:15 -0300
Subject: [PATCH] Crash prevention
---
src/r_data.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/r_data.c b/src/r_data.c
index 2c10e0143f..485de3c40c 100644
--- a/src/r_data.c
+++ b/src/r_data.c
@@ -2744,7 +2744,7 @@ static png_bytep *PNG_Read(UINT8 *png, UINT16 *w, UINT16 *h, INT16 *topoffset, I
png_read_image(png_ptr, row_pointers);
// Read grAB chunk
- if (topoffset || leftoffset)
+ if ((topoffset || leftoffset) && (chunk.data != NULL))
{
INT32 *offsets = (INT32 *)chunk.data;
--
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