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-rw-r--r--source3/smbd/trans2.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index cb76deb90a..7a0feea291 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -4649,6 +4649,11 @@ NTSTATUS smbd_do_qfilepathinfo(connection_struct *conn,
uint32 lock_pid;
enum brl_type lock_type;
+ /* We need an open file with a real fd for this. */
+ if (!fsp || fsp->is_directory || fsp->fh->fd == -1) {
+ return NT_STATUS_INVALID_LEVEL;
+ }
+
if (lock_data_count != POSIX_LOCK_DATA_SIZE) {
return NT_STATUS_INVALID_PARAMETER;
}