staging: keucr: removed unnecessary variables and comments

blen and bn were only used in commented code fragments.
since comments should be informative and not for storing old
code, both, commented code and variables, were removed.

Signed-off-by: Laura Lawniczak <laura.lawniczak@googlemail.com>
Signed-off-by: Johannes Schilling <of82ecuq@cip.cs.fau.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/keucr/transport.c

@@ -85,16 +85,9 @@ static void usb_stor_print_cmd(struct us_data *us, struct scsi_cmnd *srb)
 {
 	PBYTE   Cdb = srb->cmnd;
 	DWORD   cmd = Cdb[0];
-	DWORD   bn  =   ((Cdb[2] << 24) & 0xff000000) |
-			((Cdb[3] << 16) & 0x00ff0000) |
-			((Cdb[4] << 8) & 0x0000ff00) |
-			((Cdb[5] << 0) & 0x000000ff);
-	WORD    blen = ((Cdb[7] << 8) & 0xff00) | ((Cdb[8] << 0) & 0x00ff);
 
 	switch (cmd) {
 	case TEST_UNIT_READY:
-		/* dev_dbg(&us->pusb_dev->dev,
-			"scsi cmd %X --- SCSIOP_TEST_UNIT_READY\n", cmd); */
 		break;
 	case INQUIRY:
 		dev_dbg(&us->pusb_dev->dev,
@@ -113,14 +106,8 @@ static void usb_stor_print_cmd(struct us_data *us, struct scsi_cmnd *srb)
 				"scsi cmd %X --- SCSIOP_READ_CAPACITY\n", cmd);
 		break;
 	case READ_10:
-		/*  dev_dbg(&us->pusb_dev->dev,
-			"scsi cmd %X --- SCSIOP_READ,bn = %X, blen = %X\n"
-			cmd, bn, blen); */
 		break;
 	case WRITE_10:
-		/* dev_dbg(&us->pusb_dev->dev,
-			"scsi cmd %X --- SCSIOP_WRITE, bn = %X, blen = %X\n",
-			cmd, bn, blen); */
 		break;
 	case ALLOW_MEDIUM_REMOVAL:
 		dev_dbg(&us->pusb_dev->dev,
@@ -130,7 +117,6 @@ static void usb_stor_print_cmd(struct us_data *us, struct scsi_cmnd *srb)
 		dev_dbg(&us->pusb_dev->dev, "scsi cmd %X --- Other cmd\n", cmd);
 		break;
 	}
-	bn = 0;
 }
 
 /*