staging: comedi: s526: Use fallthrough pseudo-keyword

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1].

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/r/20200727184247.GA29207@embeddedor
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/s526.c b/drivers/staging/comedi/drivers/s526.c
index ba485f106c1e73ec483c7e83f5ad0d8314ea5db6..085cf5b449e5b6199d54131c25a4a98f66cf988d 100644 (file)
--- a/drivers/staging/comedi/drivers/s526.c
+++ b/drivers/staging/comedi/drivers/s526.c
@@ -400,7 +400,7 @@ static int s526_gpct_winsn(struct comedi_device *dev,
                if ((data[1] <= data[0]) || !data[0])
                        return -EINVAL;
                /* to write the PULSE_WIDTH */
-               /* fall through */
+               fallthrough;
        case INSN_CONFIG_GPCT_QUADRATURE_ENCODER:
        case INSN_CONFIG_GPCT_SINGLE_PULSE_GENERATOR:
                s526_gpct_write(dev, chan, data[0]);