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authorLinus Torvalds <torvalds@linux-foundation.org>2023-05-01 10:43:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2023-05-01 10:43:44 -0700
commit26c009dffca89b0f8fe7facc41d1ccf88a66825a (patch)
treef143502f054a95eef7c48816e7bfa970a14cd6e4 /fs/cifs/connect.c
parented9a65e575cc3c52a7f130d824671fe48a72da0c (diff)
parent9be11a69315e26363a4de8930bc50d0901a96775 (diff)
Merge tag '6.4-rc-smb3-client-fixes-part1' of git://git.samba.org/sfrench/cifs-2.6
Pull cifs fixes from Steve French: - deferred close fix for an important case when cached file should be closed immediately - two fixes for missing locks - eight minor cleanup * tag '6.4-rc-smb3-client-fixes-part1' of git://git.samba.org/sfrench/cifs-2.6: cifs: update internal module version number for cifs.ko smb3: move some common open context structs to smbfs_common smb3: make query_on_disk_id open context consistent and move to common code SMB3.1.1: add new tree connect ShareFlags cifs: missing lock when updating session status SMB3: Close deferred file handles in case of handle lease break SMB3: Add missing locks to protect deferred close file list cifs: Avoid a cast in add_lease_context() cifs: Simplify SMB2_open_init() cifs: Simplify SMB2_open_init() cifs: Simplify SMB2_open_init()
Diffstat (limited to 'fs/cifs/connect.c')
-rw-r--r--fs/cifs/connect.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 1cbb90587995..7bfef741f758 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1916,18 +1916,22 @@ void cifs_put_smb_ses(struct cifs_ses *ses)
/* ses_count can never go negative */
WARN_ON(ses->ses_count < 0);
+ spin_lock(&ses->ses_lock);
if (ses->ses_status == SES_GOOD)
ses->ses_status = SES_EXITING;
- cifs_free_ipc(ses);
-
if (ses->ses_status == SES_EXITING && server->ops->logoff) {
+ spin_unlock(&ses->ses_lock);
+ cifs_free_ipc(ses);
xid = get_xid();
rc = server->ops->logoff(xid, ses);
if (rc)
cifs_server_dbg(VFS, "%s: Session Logoff failure rc=%d\n",
__func__, rc);
_free_xid(xid);
+ } else {
+ spin_unlock(&ses->ses_lock);
+ cifs_free_ipc(ses);
}
spin_lock(&cifs_tcp_ses_lock);