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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2016-10-24 17:00:28 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-10-27 16:01:31 +0200 |
| commit | 09065c5f0f1ff4bfb309975e182b746989a869c5 (patch) | |
| tree | f6254945d9a83611f9a4751b0b7122eaa8339da4 /drivers/tty | |
| parent | 0ead21ad25f53117a1e39f0bddcb363e38886996 (diff) | |
| download | linux-09065c5f0f1ff4bfb309975e182b746989a869c5.tar.gz linux-09065c5f0f1ff4bfb309975e182b746989a869c5.tar.bz2 linux-09065c5f0f1ff4bfb309975e182b746989a869c5.zip | |
serial: 8250_uniphier: fix clearing divisor latch access bit
At this point, 'value' is always a byte, then this code is clearing
bit 15, which is already clear. I meant to clear bit 7.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reported-by: Denys Vlasenko <dvlasenk@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/8250/8250_uniphier.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_uniphier.c b/drivers/tty/serial/8250/8250_uniphier.c index a8babb0cf659..417d9e7038e1 100644 --- a/drivers/tty/serial/8250/8250_uniphier.c +++ b/drivers/tty/serial/8250/8250_uniphier.c @@ -99,7 +99,7 @@ static void uniphier_serial_out(struct uart_port *p, int offset, int value) case UART_LCR: valshift = UNIPHIER_UART_LCR_SHIFT; /* Divisor latch access bit does not exist. */ - value &= ~(UART_LCR_DLAB << valshift); + value &= ~UART_LCR_DLAB; /* fall through */ case UART_MCR: offset = UNIPHIER_UART_LCR_MCR; |