diff options
Diffstat (limited to 'fs/cifs/smb2file.c')
| -rw-r--r-- | fs/cifs/smb2file.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/cifs/smb2file.c b/fs/cifs/smb2file.c index b4b1f0305f29..79078533f807 100644 --- a/fs/cifs/smb2file.c +++ b/fs/cifs/smb2file.c @@ -124,10 +124,10 @@ smb2_unlock_range(struct cifsFileInfo *cfile, struct file_lock *flock, /* * Accessing maxBuf is racy with cifs_reconnect - need to store value - * and check it for zero before using. + * and check it before using. */ max_buf = tcon->ses->server->maxBuf; - if (!max_buf) + if (max_buf < sizeof(struct smb2_lock_element)) return -EINVAL; max_num = max_buf / sizeof(struct smb2_lock_element); |