summaryrefslogtreecommitdiffstats
path: root/drivers/serial/s3c2410.c
diff options
context:
space:
mode:
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/s3c2410.c
parentb453257f057b834fdf9f4a6ad6133598b79bd982 (diff)
downloadblackbird-op-linux-45849282bfd7543253761cbf7db96151b05e5ed1.tar.gz
blackbird-op-linux-45849282bfd7543253761cbf7db96151b05e5ed1.zip
[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/s3c2410.c')
-rw-r--r--drivers/serial/s3c2410.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c
index bd6782aeb831..435750d40a47 100644
--- a/drivers/serial/s3c2410.c
+++ b/drivers/serial/s3c2410.c
@@ -364,7 +364,7 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs)
flag = TTY_NORMAL;
port->icount.rx++;
- if (uerstat & S3C2410_UERSTAT_ANY) {
+ if (unlikely(uerstat & S3C2410_UERSTAT_ANY)) {
dbg("rxerr: port ch=0x%02x, rxs=0x%08x\n",
ch, uerstat);
OpenPOWER on IntegriCloud