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path: root/drivers/serial/21285.c
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Diffstat (limited to 'drivers/serial/21285.c')
-rw-r--r--drivers/serial/21285.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index f8504b0adeb..33fbda79f35 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -110,7 +110,7 @@ static irqreturn_t serial21285_rx_chars(int irq, void *dev_id, struct pt_regs *r
port->icount.rx++;
rxs = *CSR_RXSTAT | RXSTAT_DUMMY_READ;
- if (rxs & RXSTAT_ANYERR) {
+ if (unlikely(rxs & RXSTAT_ANYERR)) {
if (rxs & RXSTAT_PARITY)
port->icount.parity++;
else if (rxs & RXSTAT_FRAME)