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Fix NULL flush() in PHYSFS_Io crash

This commit is contained in:
Willi Schinmeyer 2014-07-20 13:36:56 +02:00
parent 2091eccad3
commit 9df22f4bf5
1 changed files with 2 additions and 2 deletions
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4
src/physfs.c
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@ -1187,7 +1187,7 @@ static int closeFileHandleList(FileHandle **list)
PHYSFS_Io *io = i->io;
next = i->next;
if (!io->flush(io))
if (io->flush && !io->flush(io))
{
*list = i;
return 0;
@ -2803,7 +2803,7 @@ int PHYSFS_flush(PHYSFS_File *handle)
rc = io->write(io, fh->buffer + fh->bufpos, fh->buffill - fh->bufpos);
BAIL_IF_MACRO(rc <= 0, ERRPASS, 0);
fh->bufpos = fh->buffill = 0;
return io->flush(io);
return io->flush ? io->flush(io) : 1;
} /* PHYSFS_flush */