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-rw-r--r--drivers/char/serial167.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index 452370af95de..986aa606a6b6 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -658,8 +658,7 @@ static irqreturn_t cd2401_rx_interrupt(int irq, void *dev_id)
info->mon.char_max = char_count;
info->mon.char_last = char_count;
#endif
- len = tty_buffer_request_room(tty, char_count);
- while (len--) {
+ while (char_count--) {
data = base_addr[CyRDR];
tty_insert_flip_char(tty, data, TTY_NORMAL);
#ifdef CYCLOM_16Y_HACK