[PATCH 15/40] staging/lustre/llog: fix return value of llog_alloc_handle

[Peng Tao <bergwolf@gmail.com>]

From: Li Xi <pkuelelixi@gmail.com>

llog_open() calls llog_alloc_handle() taking NULL as the error return
value. But llog_alloc_handle() returns ERR_PTR(-ENOMEM) instead when
error.

Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3470
Lustre-change: http://review.whamcloud.com/6644
Signed-off-by: Li Xi <pkuelelixi@gmail.com>
Reviewed-by: Mike Pershin <mike.pershin@intel.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
---
 drivers/staging/lustre/lustre/obdclass/llog.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/lustre/lustre/obdclass/llog.c b/drivers/staging/lustre/lustre/obdclass/llog.c
index e390a42..67513be 100644
--- a/drivers/staging/lustre/lustre/obdclass/llog.c
+++ b/drivers/staging/lustre/lustre/obdclass/llog.c
@@ -62,7 +62,7 @@ struct llog_handle *llog_alloc_handle(void)
 
 	OBD_ALLOC_PTR(loghandle);
 	if (loghandle == NULL)
-		return ERR_PTR(-ENOMEM);
+		return NULL;
 
 	init_rwsem(&loghandle->lgh_lock);
 	spin_lock_init(&loghandle->lgh_hdr_lock);
-- 
1.7.9.5