linux-kernel - [PATCH v2 5/6] smb/server: fix return value of smb2_oplock

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Message-ID: <20251017104613.3094031-6-chenxiaosong.chenxiaosong@linux.dev>
Date: Fri, 17 Oct 2025 18:46:11 +0800
From: chenxiaosong.chenxiaosong@...ux.dev
To: sfrench@...ba.org,
	smfrench@...il.com,
	linkinjeon@...nel.org,
	linkinjeon@...ba.org
Cc: linux-cifs@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	ChenXiaoSong <chenxiaosong@...inos.cn>
Subject: [PATCH v2 5/6] smb/server: fix return value of smb2_oplock_break()

From: ChenXiaoSong <chenxiaosong@...inos.cn>

smb2_oplock_break() should return error code when an error occurs,
__process_request() will print the error messages.

Signed-off-by: ChenXiaoSong <chenxiaosong@...inos.cn>
---
 fs/smb/server/smb2pdu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index efd545882ba8..06e4c21ad4a8 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -8758,7 +8758,7 @@ static void smb21_lease_break_ack(struct ksmbd_work *work)
  * smb2_oplock_break() - dispatcher for smb2.0 and 2.1 oplock/lease break
  * @work:	smb work containing oplock/lease break command buffer
  *
- * Return:	0
+ * Return:	0 on success, otherwise error
  */
 int smb2_oplock_break(struct ksmbd_work *work)
 {
@@ -8781,6 +8781,7 @@ int smb2_oplock_break(struct ksmbd_work *work)
 			    le16_to_cpu(req->StructureSize));
 		rsp->hdr.Status = STATUS_INVALID_PARAMETER;
 		smb2_set_err_rsp(work);
+		return -EINVAL;
 	}
 
 	return 0;
-- 
2.43.0