[PATCH 6.1 021/473] ksmbd: avoid to send duplicate oplock break notifications

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6.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Namjae Jeon <linkinjeon@xxxxxxxxxx>

commit c91ecba9e421e4f2c9219cf5042fa63a12025310 upstream.

This patch fixes generic/011 when oplocks is enable.

Avoid to send duplicate oplock break notifications like smb2 leases
case.

Fixes: 97c2ec64667b ("ksmbd: avoid to send duplicate lease break notifications")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Namjae Jeon <linkinjeon@xxxxxxxxxx>
Signed-off-by: Steve French <stfrench@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 fs/smb/server/oplock.c |   21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

--- a/fs/smb/server/oplock.c
+++ b/fs/smb/server/oplock.c
@@ -613,19 +613,24 @@ static int oplock_break_pending(struct o
 		if (opinfo->op_state == OPLOCK_CLOSING)
 			return -ENOENT;
 		else if (opinfo->level <= req_op_level) {
-			if (opinfo->is_lease &&
-			    opinfo->o_lease->state !=
-			     (SMB2_LEASE_HANDLE_CACHING_LE |
-			      SMB2_LEASE_READ_CACHING_LE))
+			if (opinfo->is_lease == false)
+				return 1;
+
+			if (opinfo->o_lease->state !=
+			    (SMB2_LEASE_HANDLE_CACHING_LE |
+			     SMB2_LEASE_READ_CACHING_LE))
 				return 1;
 		}
 	}
 
 	if (opinfo->level <= req_op_level) {
-		if (opinfo->is_lease &&
-		    opinfo->o_lease->state !=
-		     (SMB2_LEASE_HANDLE_CACHING_LE |
-		      SMB2_LEASE_READ_CACHING_LE)) {
+		if (opinfo->is_lease == false) {
+			wake_up_oplock_break(opinfo);
+			return 1;
+		}
+		if (opinfo->o_lease->state !=
+		    (SMB2_LEASE_HANDLE_CACHING_LE |
+		     SMB2_LEASE_READ_CACHING_LE)) {
 			wake_up_oplock_break(opinfo);
 			return 1;
 		}






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