[lustre-devel] [PATCH 510/622] lustre: ptlrpc: return proper error code

[James Simmons]

From: Alex Zhuravlev <bzzz at whamcloud.com>

from ptlrpc_disconnect_prep_req() using ERR_PTR()
as the callers expect.

Fixes: 4b102da53ad ("lustre: ptlrpc: idle connections can disconnect")
WC-bug-id: https://jira.whamcloud.com/browse/LU-12799
Lustre-commit: 9e2620d75cce ("LU-12799 ptlrpc: return proper error code")
Signed-off-by: Alex Zhuravlev <bzzz at whamcloud.com>
Reviewed-on: https://review.whamcloud.com/36282
Reviewed-by: Andreas Dilger <adilger at whamcloud.com>
Reviewed-by: James Simmons <jsimmons at infradead.org>
Reviewed-by: Shaun Tancheff <stancheff at cray.com>
Signed-off-by: James Simmons <jsimmons at infradead.org>
---
 fs/lustre/ptlrpc/import.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/lustre/ptlrpc/import.c b/fs/lustre/ptlrpc/import.c
index c4a732d..76a40be 100644
--- a/fs/lustre/ptlrpc/import.c
+++ b/fs/lustre/ptlrpc/import.c
@@ -1571,7 +1571,7 @@ static struct ptlrpc_request *ptlrpc_disconnect_prep_req(struct obd_import *imp)
 	req = ptlrpc_request_alloc_pack(imp, &RQF_MDS_DISCONNECT,
 					LUSTRE_OBD_VERSION, rq_opc);
 	if (!req)
-		return NULL;
+		return ERR_PTR(-ENOMEM);
 
 	/* We are disconnecting, do not retry a failed DISCONNECT rpc if
 	 * it fails.  We can get through the above with a down server
-- 
1.8.3.1