serial: tegra: Remove unnecessary return statements

Some functions in the serial-tegra driver have unnecessary return
statements at the end of a void function and so remove them.

Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jon Hunter 2015-10-09 14:50:00 +01:00 committed by Greg Kroah-Hartman
parent 2a24bb28a3
commit 2230a9475f

View File

@ -186,7 +186,6 @@ static void set_rts(struct tegra_uart_port *tup, bool active)
tegra_uart_write(tup, mcr, UART_MCR);
tup->mcr_shadow = mcr;
}
return;
}
static void set_dtr(struct tegra_uart_port *tup, bool active)
@ -202,7 +201,6 @@ static void set_dtr(struct tegra_uart_port *tup, bool active)
tegra_uart_write(tup, mcr, UART_MCR);
tup->mcr_shadow = mcr;
}
return;
}
static void tegra_uart_set_mctrl(struct uart_port *u, unsigned int mctrl)
@ -217,7 +215,6 @@ static void tegra_uart_set_mctrl(struct uart_port *u, unsigned int mctrl)
dtr_enable = !!(mctrl & TIOCM_DTR);
set_dtr(tup, dtr_enable);
return;
}
static void tegra_uart_break_ctl(struct uart_port *u, int break_ctl)
@ -511,7 +508,6 @@ static void tegra_uart_stop_tx(struct uart_port *u)
async_tx_ack(tup->tx_dma_desc);
xmit->tail = (xmit->tail + count) & (UART_XMIT_SIZE - 1);
tup->tx_in_progress = 0;
return;
}
static void tegra_uart_handle_tx_pio(struct tegra_uart_port *tup)
@ -523,7 +519,6 @@ static void tegra_uart_handle_tx_pio(struct tegra_uart_port *tup)
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
uart_write_wakeup(&tup->uport);
tegra_uart_start_next_tx(tup);
return;
}
static void tegra_uart_handle_rx_pio(struct tegra_uart_port *tup,
@ -545,8 +540,6 @@ static void tegra_uart_handle_rx_pio(struct tegra_uart_port *tup,
if (!uart_handle_sysrq_char(&tup->uport, ch) && tty)
tty_insert_flip_char(tty, ch, flag);
} while (1);
return;
}
static void tegra_uart_copy_rx_to_tty(struct tegra_uart_port *tup,
@ -691,7 +684,6 @@ static void tegra_uart_handle_modem_signal_change(struct uart_port *u)
/* Will start/stop_tx accordingly */
if (msr & UART_MSR_DCTS)
uart_handle_cts_change(&tup->uport, msr & UART_MSR_CTS);
return;
}
static irqreturn_t tegra_uart_isr(int irq, void *data)
@ -799,7 +791,6 @@ static void tegra_uart_stop_rx(struct uart_port *u)
tty_flip_buffer_push(port);
tty_kref_put(tty);
}
return;
}
static void tegra_uart_hw_deinit(struct tegra_uart_port *tup)
@ -1077,7 +1068,6 @@ static void tegra_uart_flush_buffer(struct uart_port *u)
tup->tx_bytes = 0;
if (tup->tx_dma_chan)
dmaengine_terminate_all(tup->tx_dma_chan);
return;
}
static void tegra_uart_shutdown(struct uart_port *u)
@ -1217,7 +1207,6 @@ static void tegra_uart_set_termios(struct uart_port *u,
tegra_uart_read(tup, UART_IER);
spin_unlock_irqrestore(&u->lock, flags);
return;
}
static const char *tegra_uart_type(struct uart_port *u)