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Fix NULL flush() in PHYSFS_Io crash
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mrwonko committed Jul 20, 2014
1 parent 2091ecc commit 9df22f4bf539167a77677eab3bb629d4bb906409
Showing with 2 additions and 2 deletions.
  1. +2 −2 src/physfs.c
@@ -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 */


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