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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-04-26 15:29:44 +0100
committerRussell King <rmk@dyn-67.arm.linux.org.uk>2005-04-26 15:29:44 +0100
commit45849282bfd7543253761cbf7db96151b05e5ed1 (patch)
tree1e02a8874f487041795f27427d2ee22e8c236c8c /drivers/serial/serial_lh7a40x.c
parentb453257f057b834fdf9f4a6ad6133598b79bd982 (diff)
downloadop-kernel-dev-45849282bfd7543253761cbf7db96151b05e5ed1.zip
op-kernel-dev-45849282bfd7543253761cbf7db96151b05e5ed1.tar.gz
[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.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
index 4ce3a41..85cfa08 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;
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