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-rw-r--r--drivers/tty/n_gsm.c2
-rw-r--r--drivers/tty/vcc.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 7e1d19805aa4..da10e975829f 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -3056,7 +3056,7 @@ static int gsmtty_chars_in_buffer(struct tty_struct *tty)
{
struct gsm_dlci *dlci = tty->driver_data;
if (dlci->state == DLCI_CLOSED)
- return -EINVAL;
+ return 0;
return kfifo_len(&dlci->fifo);
}
diff --git a/drivers/tty/vcc.c b/drivers/tty/vcc.c
index 04a792749816..3106df98558a 100644
--- a/drivers/tty/vcc.c
+++ b/drivers/tty/vcc.c
@@ -896,7 +896,7 @@ static int vcc_chars_in_buffer(struct tty_struct *tty)
port = vcc_get_ne(tty->index);
if (unlikely(!port)) {
pr_err("VCC: chars_in_buffer: Failed to find VCC port\n");
- return -ENODEV;
+ return 0;
}
num = port->chars_in_buffer;