staging: pi433: replace logical not with bitwise
authorQuentin Swain <dudebrobro179@gmail.com>
Tue, 15 Aug 2017 01:48:17 +0000 (21:48 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 18 Aug 2017 22:57:15 +0000 (15:57 -0700)
sparse reports the following warning  "warning: dubious: x & !y".
Replaced te logical not with bitwise to resolve the warning

Signed-off-by: Quentin Swain <dudebrobro179@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/pi433/rf69.c

index 85cd70d..3265786 100644 (file)
@@ -197,7 +197,7 @@ int rf69_set_deviation(struct spi_device *spi, u32 deviation)
        lsb = (f_reg&0xff);
 
        // check msb
-       if (msb & !FDEVMASB_MASK) {
+       if (msb & ~FDEVMASB_MASK) {
                dev_dbg(&spi->dev, "set_deviation: err in calc of msb");
                INVALID_PARAM;
        }