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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2005-04-26 18:29:44 +0400 |
|---|---|---|
| committer | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2005-04-26 18:29:44 +0400 |
| commit | 45849282bfd7543253761cbf7db96151b05e5ed1 (patch) | |
| tree | 1e02a8874f487041795f27427d2ee22e8c236c8c /drivers/serial/serial_lh7a40x.c | |
| parent | b453257f057b834fdf9f4a6ad6133598b79bd982 (diff) | |
| download | linux-45849282bfd7543253761cbf7db96151b05e5ed1.tar.xz | |
[PATCH] Serial: Ensure error paths are marked with unlikely()
Ensure ARM serial driver error paths are marked with the
unlikely() compiler hint.
Signed-off-by: Russell King <rmk@arm.linux.org.uk>
Diffstat (limited to 'drivers/serial/serial_lh7a40x.c')
| -rw-r--r-- | drivers/serial/serial_lh7a40x.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c index 4ce3a41f1611..85cfa08d3bad 100644 --- a/drivers/serial/serial_lh7a40x.c +++ b/drivers/serial/serial_lh7a40x.c @@ -162,7 +162,7 @@ lh7a40xuart_rx_chars (struct uart_port* port) flag = TTY_NORMAL; ++port->icount.rx; - if (data & RxError) { /* Quick check, short-circuit */ + if (unlikely(data & RxError)) { /* Quick check, short-circuit */ if (data & RxBreak) { data &= ~(RxFramingError | RxParityError); ++port->icount.brk; |