cifs: remove unused variable

In smb3_punch_hole, variable cifsi set but not used, remove it.
In cifs_lock, variable netfid set but not used, remove it.
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: zhengbin <zhengbin13@huawei.com>
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/cifs/file.c

@@ -1695,7 +1695,6 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *flock)
 	struct cifs_tcon *tcon;
 	struct cifsInodeInfo *cinode;
 	struct cifsFileInfo *cfile;
-	__u16 netfid;
 	__u32 type;
 
 	rc = -EACCES;
@@ -1711,7 +1710,6 @@ int cifs_lock(struct file *file, int cmd, struct file_lock *flock)
 	cifs_read_flock(flock, &type, &lock, &unlock, &wait_flag,
 			tcon->ses->server);
 	cifs_sb = CIFS_FILE_SB(file);
-	netfid = cfile->fid.netfid;
 	cinode = CIFS_I(file_inode(file));
 
 	if (cap_unix(tcon->ses) &&

fs/cifs/smb2ops.c

@@ -2960,7 +2960,6 @@ static long smb3_punch_hole(struct file *file, struct cifs_tcon *tcon,
 			    loff_t offset, loff_t len)
 {
 	struct inode *inode;
-	struct cifsInodeInfo *cifsi;
 	struct cifsFileInfo *cfile = file->private_data;
 	struct file_zero_data_information fsctl_buf;
 	long rc;
@@ -2970,7 +2969,6 @@ static long smb3_punch_hole(struct file *file, struct cifs_tcon *tcon,
 	xid = get_xid();
 
 	inode = d_inode(cfile->dentry);
-	cifsi = CIFS_I(inode);
 
 	/* Need to make file sparse, if not already, before freeing range. */
 	/* Consider adding equivalent for compressed since it could also work */