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-rw-r--r--drivers/usb/serial/ch341.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 4fd01d6b715..6230d24894f 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -22,6 +22,7 @@
#include <linux/usb.h>
#include <linux/usb/serial.h>
#include <linux/serial.h>
+#include <asm/unaligned.h>
#define DEFAULT_BAUD_RATE 9600
#define DEFAULT_TIMEOUT 1000
@@ -422,7 +423,7 @@ static void ch341_break_ctl(struct tty_struct *tty, int break_state)
}
dbg("%s - New ch341 break register contents - reg1: %x, reg2: %x",
__func__, break_reg[0], break_reg[1]);
- reg_contents = le16_to_cpup((uint16_t *)break_reg);
+ reg_contents = get_unaligned_le16(break_reg);
r = ch341_control_out(port->serial->dev, CH341_REQ_WRITE_REG,
ch341_break_reg, reg_contents);
if (r < 0)