diff options
| author | Jon Hunter <jonathanh@nvidia.com> | 2015-10-09 15:50:00 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-18 06:07:57 +0200 |
| commit | 2230a9475f7f00173382806f1e4b9ea53d83a469 (patch) | |
| tree | 04b666ec4042e5d42393f5d54ac88ba94bebfa74 /drivers | |
| parent | serial: tegra: Handle another RX race condition (diff) | |
| download | linux-2230a9475f7f00173382806f1e4b9ea53d83a469.tar.xz linux-2230a9475f7f00173382806f1e4b9ea53d83a469.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/serial/serial-tegra.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c index 38b49f447bd7..42583484d4b2 100644 --- a/drivers/tty/serial/serial-tegra.c +++ b/drivers/tty/serial/serial-tegra.c @@ -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) |