Replace the existing /* fall through */ comments and its variants with the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary fall-through markings when it is the case. [1] https://www.kernel.org/doc/html/latest/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx> --- drivers/usb/serial/cypress_m8.c | 4 ++-- drivers/usb/serial/io_edgeport.c | 4 ++-- drivers/usb/serial/kobil_sct.c | 2 +- drivers/usb/serial/upd78f0730.c | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 216edd5826ca..53e3051b0a71 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -1046,7 +1046,7 @@ static void cypress_read_int_callback(struct urb *urb) return; case -EPIPE: /* Can't call usb_clear_halt while in_interrupt */ - /* FALLS THROUGH */ + fallthrough; default: /* something ugly is going on... */ dev_err(dev, "%s - unexpected nonzero read status received: %d\n", @@ -1195,7 +1195,7 @@ static void cypress_write_int_callback(struct urb *urb) return; case -EPIPE: /* Cannot call usb_clear_halt while in_interrupt */ - /* FALLTHROUGH */ + fallthrough; default: dev_err(dev, "%s - unexpected nonzero write status received: %d\n", __func__, status); diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index 4cca0b836f43..ba5d8df69518 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -1752,7 +1752,7 @@ static void process_rcvd_data(struct edgeport_serial *edge_serial, edge_serial->rxState = EXPECT_HDR2; break; } - /* Fall through */ + fallthrough; case EXPECT_HDR2: edge_serial->rxHeader2 = *buffer; ++buffer; @@ -1804,7 +1804,7 @@ static void process_rcvd_data(struct edgeport_serial *edge_serial, edge_serial->rxState = EXPECT_DATA; break; } - /* Fall through */ + fallthrough; case EXPECT_DATA: /* Expect data */ if (bufferLength < edge_serial->rxBytesRemaining) { rxLen = bufferLength; diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c index e9882ba20933..9660c16be56a 100644 --- a/drivers/usb/serial/kobil_sct.c +++ b/drivers/usb/serial/kobil_sct.c @@ -499,7 +499,7 @@ static void kobil_set_termios(struct tty_struct *tty, break; default: speed = 9600; - /* fall through */ + fallthrough; case 9600: urb_val = SUSBCR_SBR_9600; break; diff --git a/drivers/usb/serial/upd78f0730.c b/drivers/usb/serial/upd78f0730.c index 1ba1401d27d7..0a2268c479af 100644 --- a/drivers/usb/serial/upd78f0730.c +++ b/drivers/usb/serial/upd78f0730.c @@ -332,7 +332,7 @@ static void upd78f0730_set_termios(struct tty_struct *tty, tty->termios.c_cflag &= ~CSIZE; tty->termios.c_cflag |= CS8; dev_warn(dev, "data size is not supported, using 8 bits\n"); - /* fall through */ + fallthrough; case CS8: request.params |= UPD78F0730_DATA_SIZE_8_BITS; dev_dbg(dev, "%s - 8 data bits\n", __func__);
