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tty: serial: fsl_lpuart: remove the count initialization as it is not needed

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No need to initialize the count variable in lpuart_copy_rx_to_tty(),
so let's remove it here.

Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
Link: https://lore.kernel.org/r/20220418021844.29591-1-sherry.sun@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sherry Sun 2022-04-18 10:18:44 +08:00 committed by Greg Kroah-Hartman
parent e3e7b13bff
commit c1b4148135
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/serial/fsl_lpuart.c
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@ -1115,7 +1115,7 @@ static void lpuart_copy_rx_to_tty(struct lpuart_port *sport)
struct dma_chan *chan = sport->dma_rx_chan;
struct circ_buf *ring = &sport->rx_ring;
unsigned long flags;
int count = 0, copied;
int count, copied;
if (lpuart_is_32(sport)) {
unsigned long sr = lpuart32_read(&sport->port, UARTSTAT);