[PATCH 6/6] smb/server: preserve error status in smb2_handle_negotiate()

[ZhangGuoDong <zhang.guodong@linux.dev>]

From: ZhangGuoDong <zhangguodong@kylinos.cn>

smb2_handle_negotiate() records specific failures such as
STATUS_INVALID_PARAMETER or STATUS_NOT_SUPPORTED.

Fixes: e2b76ab8b5c9 ("ksmbd: add support for read compound")
Signed-off-by: ZhangGuoDong <zhangguodong@kylinos.cn>
Reviewed-by: ChenXiaoSong <chenxiaosong@kylinos.cn>
---
 fs/smb/server/smb2pdu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 4bde5ab2c881..9b64e28b5d56 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -1722,7 +1722,7 @@ int smb2_handle_negotiate(struct ksmbd_work *work)
 				    KSMBD_DEFAULT_GFP);
 		if (!conn->preauth_info) {
 			rc = -ENOMEM;
-			rsp->hdr.Status = STATUS_INVALID_PARAMETER;
+			rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
 			goto err_out;
 		}
 
@@ -1817,7 +1817,7 @@ int smb2_handle_negotiate(struct ksmbd_work *work)
 	ksmbd_conn_set_need_setup(conn);
 
 err_out:
-	if (rc)
+	if (rc && rsp->hdr.Status == STATUS_SUCCESS)
 		rsp->hdr.Status = STATUS_INSUFFICIENT_RESOURCES;
 
 	if (!rc)
-- 
2.54.0