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diff tools/lib64gfx.c @ 1416:3baed76155a1

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Fix dmDecodeGenericRLE() source/read bounds check.
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 05 Nov 2017 04:47:13 +0200
parents c386d287fa1e
children d8a509d72449
line wrap: on
line diff
--- a/tools/lib64gfx.c	Sun Nov 05 04:20:08 2017 +0200
+++ b/tools/lib64gfx.c	Sun Nov 05 04:47:13 2017 +0200
@@ -220,10 +220,10 @@
     dst       = *mem;
     dstEnd    = *mem + C64_RAM_SIZE;
 
-    while (src <= srcEnd && dst <= dstEnd)
+    while (src < srcEnd && dst <= dstEnd)
     {
         Uint8 c = *src++;
-        if (c == rleMarker && src + 2 <= srcEnd)
+        if (c == rleMarker && src + 2 < srcEnd)
         {
             int cnt = *src++;
             c = *src++;