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Merge pull request #590 from mthorpe7/fix_upstream_crash

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Fix NULL pointer issue with Word2000 empty attributes.
This commit is contained in:
Jim Derry 2017-08-28 14:25:35 -04:00 committed by GitHub
parent 2780f01e9a 52465c6142
commit 1f3cf24e82
1 changed files with 7 additions and 0 deletions
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7
src/tmbstr.c
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@ -126,6 +126,13 @@ int TY_(tmbstrcasecmp)( ctmbstr s1, ctmbstr s2 )
int TY_(tmbstrncmp)( ctmbstr s1, ctmbstr s2, uint n ) int TY_(tmbstrncmp)( ctmbstr s1, ctmbstr s2, uint n )
{ {
if (s1 == NULL || s2 == NULL)
{
if (s1 == s2)
return 0;
return (s1 == NULL ? -1 : 1);
}
uint c; uint c;
while ((c = (byte)*s1) == (byte)*s2) while ((c = (byte)*s1) == (byte)*s2)