[Git][freetype/freetype-demos][master] * src/ftdump.c (Print_Glyfs): Avoid numeric overflow.

[Werner Lemberg (@wl)]

Werner Lemberg pushed to branch master at FreeType / FreeType Demo Programs

Commits:

• a037baa4
  by Werner Lemberg at 2023-12-14T07:51:56+01:00

  * src/ftdump.c (Print_Glyfs): Avoid numeric overflow.
  
  Reported by Marc Schönefeld <marc.schoenefeld@gmx.org>.
  

1 changed file:

• src/ftdump.c

Changes:

src/ftdump.c

---

...	...	@@ -1332,9 +1332,9 @@
1332	1332	continue;
1333	1333	}
1334	1334
1335		- if ( loc + 1 >= end )
	1335	+ if ( end == 0 || loc >= end - 1 )
1336	1336	{
1337		- printf( "\nglyph %hd: invalid offset (%d)\n", i, loc );
	1337	+ printf( "\nglyph %hd: invalid offset (%u)\n", i, loc );
1338	1338	continue;
1339	1339	}
1340	1340
...	...	@@ -1347,7 +1347,7 @@
1347	1347
1348	1348	if ( loc + 1 >= end )
1349	1349	{
1350		- printf( "\nglyph %hd: invalid offset (%d)\n", i, loc );
	1350	+ printf( "\nglyph %hd: invalid offset (%u)\n", i, loc );
1351	1351	continue;
1352	1352	}
1353	1353

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