viced: Check vnode length on Rename and Link

[openafs.git] / src / viced / afsfileprocs.c

diff --git a/src/viced/afsfileprocs.c b/src/viced/afsfileprocs.c
index 05d8ae4..b2dac04 100644 (file)
--- a/src/viced/afsfileprocs.c
+++ b/src/viced/afsfileprocs.c
@@ -4007,6 +4007,13 @@ SAFSS_Rename(struct rx_call *acall, struct AFSFid *OldDirFid, char *OldName,
        goto Bad_Rename;
     }
 
+    if (CheckLength(volptr, oldvptr, -1) ||
+        CheckLength(volptr, newvptr, -1)) {
+       VTakeOffline(volptr);
+       errorCode = VSALVAGE;
+       goto Bad_Rename;
+    }
+
     /* The CopyOnWrite might return ENOSPC ( disk full). Even if the second
      *  call to CopyOnWrite returns error, it is not necessary to revert back
      *  the effects of the first call because the contents of the volume is
@@ -4697,6 +4704,12 @@ SAFSS_Link(struct rx_call *acall, struct AFSFid *DirFid, char *Name,
        goto Bad_Link;
     }
 
+    if (CheckLength(volptr, parentptr, -1)) {
+       VTakeOffline(volptr);
+       errorCode = VSALVAGE;
+       goto Bad_Link;
+    }
+
     /* get the file vnode  */
     if ((errorCode =
         CheckVnode(ExistingFid, &volptr, &targetptr, WRITE_LOCK))) {