[PATCH net] net: hso: check for allocation failure in hso_create_bulk_serial_device()
STALE1964d
From: Dan Carpenter <hidden>
Date: 2021-05-12 10:09:39
Also in:
kernel-janitors, linux-usb
Subsystem:
hso 3g modem driver, networking drivers, the rest, usb networking drivers · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Add a couple checks for if these allocations fail.
Fixes: 542f54823614 ("tty: Modem functions for the HSO driver")
Signed-off-by: Dan Carpenter <redacted>
---
drivers/net/usb/hso.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 3ef4b2841402..3b2a868d7a72 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c@@ -2618,9 +2618,13 @@ static struct hso_device *hso_create_bulk_serial_device( num_urbs = 2; serial->tiocmget = kzalloc(sizeof(struct hso_tiocmget), GFP_KERNEL); + if (!serial->tiocmget) + goto exit; serial->tiocmget->serial_state_notification = kzalloc(sizeof(struct hso_serial_state_notification), GFP_KERNEL); + if (!serial->tiocmget->serial_state_notification) + goto exit; /* it isn't going to break our heart if serial->tiocmget * allocation fails don't bother checking this. */
--
2.30.2