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16 lines
444 B
Plaintext
16 lines
444 B
Plaintext
$NetBSD: patch-bb,v 1.1 2011/01/10 20:16:56 drochner Exp $
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--- backend/dvi/mdvi-lib/dviread.c.orig 2010-07-14 07:54:39.000000000 +0000
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+++ backend/dvi/mdvi-lib/dviread.c
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@@ -1537,6 +1537,10 @@ int special(DviContext *dvi, int opcode)
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Int32 arg;
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arg = dugetn(dvi, opcode - DVI_XXX1 + 1);
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+ if (arg <= 0) {
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+ dvierr(dvi, _("malformed special length\n"));
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+ return -1;
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+ }
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s = mdvi_malloc(arg + 1);
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dread(dvi, s, arg);
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s[arg] = 0;
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