[PATCH] staging: emxx_udc: emxx_udc: Removed variables that is never used

Rickard Strandqvist
2015-01-29T01:28:15Z

Variable ar assigned a value that is never used.
I have also removed all the code that thereby serves no purpose.

This was found using a static code analysis program called cppcheck

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
drivers/staging/emxx_udc/emxx_udc.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index eb178fc..b916fab 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -2974,10 +2974,10 @@ static int nbu2ss_ep_fifo_status(struct usb_ep *_ep)
spin_lock_irqsave(&udc->lock, flags);

if (ep->epnum == 0) {
- data = _nbu2ss_readl(&preg->EP0_LENGTH) & EP0_LDATA;
+ _nbu2ss_readl(&preg->EP0_LENGTH) & EP0_LDATA;

} else {
- data = _nbu2ss_readl(&preg->EP_REGS[ep->epnum-1].EP_LEN_DCNT)
+ _nbu2ss_readl(&preg->EP_REGS[ep->epnum-1].EP_LEN_DCNT)
& EPn_LDATA;
}

@@ -3264,12 +3264,11 @@ static void __init nbu2ss_drv_set_ep_info(
if (isdigit(name[2])) {

long num;
- int res;
char tempbuf[2];

tempbuf[0] = name[2];
tempbuf[1] = '\0';
- res = kstrtol(tempbuf, 16, &num);
+ kstrtol(tempbuf, 16, &num);

if (num == 0)
ep->ep.maxpacket = EP0_PACKETSIZE;
--
1.7.10.4