diff options
| -rw-r--r-- | libtrivfs/fsys-getroot.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/libtrivfs/fsys-getroot.c b/libtrivfs/fsys-getroot.c index 7820aec9..52089ac4 100644 --- a/libtrivfs/fsys-getroot.c +++ b/libtrivfs/fsys-getroot.c @@ -31,12 +31,20 @@ trivfs_S_fsys_getroot (mach_port_t fsys, { struct protid *cred; int i; + struct port_info *pi; + + pi = ports_get_port (fsys, PT_CTL); + if (!pi) + return EOPNOTSUPP; assert (!trivfs_support_read && !trivfs_support_write && !trivfs_support_exec); if (flags & (O_READ|O_WRITE|O_EXEC)) - return EACCES; + { + ports_done_with_port (pi); + return EACCES; + } cred = ports_allocate_port (sizeof (struct protid), PT_PROTID); cred->isroot = 0; @@ -47,6 +55,7 @@ trivfs_S_fsys_getroot (mach_port_t fsys, uids, nuids, gids, ngids); *newpt = ports_get_right (cred); *newpttype = MACH_MSG_TYPE_MAKE_SEND; + ports_done_with_port (pi); return 0; } |