tiff/tiff-dither-malloc-check.patch

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Index: tools/tiffdither.c
===================================================================
--- tools/tiffdither.c.orig 2015-02-18 13:06:47.972867055 +0100
+++ tools/tiffdither.c 2015-02-18 13:12:03.759562692 +0100
@@ -77,6 +77,11 @@
outlinesize = TIFFScanlineSize(out);
outline = (unsigned char *) _TIFFmalloc(outlinesize);
+ if (! (inputline && thisline && nextline && outline)) {
+ fprintf(stderr, "Out of memory.\n");
+ return;
+ }
+
/*
* Get first line
*/