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1999-08-05  Ulrich Drepper  <drepper@cygnus.com>

	* libio/genops.c (_IO_flush_all): Don't access elements beyond what
	2.0 defined if they are not available.
This commit is contained in:
Ulrich Drepper
1999-08-05 18:20:47 +00:00
parent b85f2e879f
commit 6eead9b470
2 changed files with 8 additions and 2 deletions
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5
libio/genops.c
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@@ -742,8 +742,9 @@ _IO_flush_all ()
_IO_FILE *fp;
for (fp = _IO_list_all; fp != NULL; fp = fp->_chain)
if (((fp->_mode < 0 && fp->_IO_write_ptr > fp->_IO_write_base)
|| (fp->_mode > 0 && (fp->_wide_data->_IO_write_ptr
> fp->_wide_data->_IO_write_base)))
|| (fp->_vtable_offset == 0
&& fp->_mode > 0 && (fp->_wide_data->_IO_write_ptr
> fp->_wide_data->_IO_write_base)))
&& _IO_OVERFLOW (fp, EOF) == EOF)
result = EOF;
return result;