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2002-10-24 <strauman@slac.stanford.edu>

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* src/eval.c: Per PR293, added freenode calls for evaluate
                      link failures.
This commit is contained in:
Jennifer Averett
2002-10-24 18:54:07 +00:00
parent bf61751c5a
commit 1d6662951e
1 changed files with 21 additions and 3 deletions
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cpukit/libcsupport/src/eval.c
+21 -3
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@@ -60,18 +60,36 @@ int rtems_filesystem_evaluate_path(
if ( (result == 0) && follow_link ) {
if ( !pathloc->ops->node_type_h )
if ( !pathloc->ops->node_type_h ){
rtems_filesystem_freenode( pathloc );
rtems_set_errno_and_return_minus_one( ENOTSUP );
}
type = (*pathloc->ops->node_type_h)( pathloc );
if ( ( type == RTEMS_FILESYSTEM_HARD_LINK ) ||
( type == RTEMS_FILESYSTEM_SYM_LINK ) ) {
if ( !pathloc->ops->eval_link_h )
if ( !pathloc->ops->eval_link_h ){
rtems_filesystem_freenode( pathloc );
rtems_set_errno_and_return_minus_one( ENOTSUP );
}
result = (*pathloc->ops->eval_link_h)( pathloc, flags );
/* what to do with the valid node pathloc points to
* if eval_link_h fails?
* Let the FS implementation deal with this case. It
* should probably free pathloc in either case:
* - if the link evaluation fails, it must free the
* original (valid) pathloc because we are going
* to return -1 and hence the FS generics won't
* cleanup pathloc.
* - if the link evaluation is successful, the updated
* pathloc will be passed up (and eventually released).
* Hence, the (valid) originial node that we submit to
* eval_link_h() should be released by the handler.
*/
result = (*pathloc->ops->eval_link_h)( pathloc, flags );
}
}