USB: mos7840: remove redundant condition

This patch removes redundant condition.

 (length && length > 5) can be reduced to a single evaluation.

Tested by compilation only.
Caught by cppcheck.

Signed-off-by: Geyslan G. Bem <geyslan@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 8ac9b55f05afb0c7d9c806f7b13773679ff402ac..2c69bfcdacc64e005ce294ccedb2d3ebf7d02a26 100644 (file)
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -635,7 +635,7 @@ static void mos7840_interrupt_callback(struct urb *urb)
         * Byte 4 IIR Port 4 (port.number is 3)
         * Byte 5 FIFO status for both */
 
-       if (length && length > 5) {
+       if (length > 5) {
                dev_dbg(&urb->dev->dev, "%s", "Wrong data !!!\n");
                return;
        }