staging: ft1000: ft1000-pcmcia: removed unused variable in ft1000_hw.c

Variable whose value is initialized but never used is unnecessary. The following Coccinelle semantic patch removed the unused variable.

@e@
identifier i;
position p;
type T;
@@

extern T i@p;

@@
type T;
identifier i;
constant C;
position p != e.p;
@@

- T i@p;
  <+... when != i
- i = C;
  ...+>
Signed-off-by: Jiayi Ye <yejiayily@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ft1000/ft1000-pcmcia/ft1000_hw.c

@@ -1270,7 +1270,6 @@ static int ft1000_parse_dpram_msg(struct net_device *dev)
 	u16 nxtph;
 	u16 total_len;
 	int i = 0;
-	int cnt;
 	unsigned long flags;
 
 	doorbell = ft1000_read_reg(dev, FT1000_REG_DOORBELL);
@@ -1336,7 +1335,6 @@ static int ft1000_parse_dpram_msg(struct net_device *dev)
 			  total_len);
 		if ((total_len < MAX_CMD_SQSIZE) && (total_len > sizeof(struct pseudo_hdr))) {
             total_len += nxtph;
-            cnt = 0;
 			/*
 			 * ft1000_read_reg will return a value that needs to be byteswap
 			 * in order to get DSP_QID_OFFSET.