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path: root/drivers/usb/serial/cypress_m8.c
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Diffstat (limited to 'drivers/usb/serial/cypress_m8.c')
-rw-r--r--drivers/usb/serial/cypress_m8.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index c349f790f856..3a5d57f89dee 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -1307,13 +1307,9 @@ static void cypress_read_int_callback(struct urb *urb)
spin_unlock_irqrestore(&priv->lock, flags);
/* process read if there is data other than line status */
- if (tty && (bytes > i)) {
- bytes = tty_buffer_request_room(tty, bytes);
- for (; i < bytes ; ++i) {
- dbg("pushing byte number %d - %d - %c", i, data[i],
- data[i]);
- tty_insert_flip_char(tty, data[i], tty_flag);
- }
+ if (tty && bytes > i) {
+ tty_insert_flip_string_fixed_flag(tty, data + i,
+ bytes - i, tty_flag);
tty_flip_buffer_push(tty);
}
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