- in ll_umount_begin, protect against NULL obd

- fix debug subsystem in obdclass/obdo.c
- remove zero-length buffer check from lustre_msg_buf; we already have
  the minimum-size check, and zero length is common in the "no EA yet"
  getattr case

diff --git a/lustre/obdclass/obdo.c b/lustre/obdclass/obdo.c
index d959c3c..4532534 100644 (file)
--- a/lustre/obdclass/obdo.c
+++ b/lustre/obdclass/obdo.c
@@ -24,9 +24,7 @@
  * infrastructure for managing object devices
  */
 
-
-#warning should be S_CLASS
-#define DEBUG_SUBSYSTEM S_UNDEFINED
+#define DEBUG_SUBSYSTEM S_CLASS
 #define EXPORT_SYMTAB
 
 #include <linux/module.h>