libnetfs: track file name in struct peropen

Track the relative path used to obtain a file handle in the
struct peropen.

* libnetfs/netfs.h (struct peropen): New field path.
* libnetfs/make-peropen.c (netfs_make_peropen): Initialize path.
* libnetfs/release-peropen.c (netfs_release_peropen): Free path.
* libnetfs/fsys-getroot.c (netfs_S_fsys_getroot): Initialize path.
* libnetfs/dir-lookup.c (netfs_S_dir_lookup): Preserve the path.

1 files changed, 1 insertions, 0 deletions

diff --git a/libnetfs/release-peropen.c b/libnetfs/release-peropen.c
index 3e650999..d4d3574c 100644
--- a/libnetfs/release-peropen.c
+++ b/libnetfs/release-peropen.c
@@ -41,6 +41,7 @@ netfs_release_peropen (struct peropen *po)
 
       netfs_nput (po->np);
 
+      free (po->path);
       free (po);
     }
 }