usb: cdc-wdm: remove logically dead code

Remove logically dead code.
'cntr' is always equal to zero when the following line of code is executed:
rv = cntr ? cntr : -EAGAIN;

Addresses-Coverity-ID: 113227
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Acked-by: Oliver Neukum <oneukum@suse.com>
Reviewed-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 0a6369510f2dd52b0908ca874df90653f6c7bfea..8fda45a45bd3713398922f3158f48674153514a6 100644 (file)
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -531,7 +531,7 @@ retry:
                i++;
                if (file->f_flags & O_NONBLOCK) {
                        if (!test_bit(WDM_READ, &desc->flags)) {
-                               rv = cntr ? cntr : -EAGAIN;
+                               rv = -EAGAIN;
                                goto err;
                        }
                        rv = 0;