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path: root/drivers/usb/class/cdc-acm.c
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Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
-rw-r--r--drivers/usb/class/cdc-acm.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 248279e..b9fd39f 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -335,14 +335,9 @@ next_buffer:
dbg("acm_rx_tasklet: procesing buf 0x%p, size = %d\n", buf, buf->size);
- for (i = 0; i < buf->size && !acm->throttle; i++) {
- /* if we insert more than TTY_FLIPBUF_SIZE characters,
- we drop them. */
- if (tty->flip.count >= TTY_FLIPBUF_SIZE) {
- tty_flip_buffer_push(tty);
- }
- tty_insert_flip_char(tty, buf->base[i], 0);
- }
+ tty_buffer_request_room(tty, buf->size);
+ if (!acm->throttle)
+ tty_insert_flip_string(tty, buf->base, buf->size);
tty_flip_buffer_push(tty);
spin_lock(&acm->throttle_lock);
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