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authorStefan Agner <stefan@agner.ch>2017-03-14 13:59:28 -0700
committerMax Krummenacher <max.krummenacher@toradex.com>2017-03-15 18:35:51 +0100
commit39ac0033f2345ce7b5d8ca4439192407dacb2355 (patch)
tree51dc588baa63d31bc406388885f62c1cae068fa3 /drivers/usb/serial/io_edgeport.c
parent13f2767f31803754aa883f298737aff866f04628 (diff)
parentd9e0350d2575a20ee7783427da9bd6b6107eb983 (diff)
Merge tag 'v4.1.39' into toradex_vf_4.1-nexttoradex_vf_4.1
Linux 4.1.39
Diffstat (limited to 'drivers/usb/serial/io_edgeport.c')
-rw-r--r--drivers/usb/serial/io_edgeport.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index 1947ea0e0988..b63a6c3899c5 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -2761,6 +2761,11 @@ static int edge_startup(struct usb_serial *serial)
EDGE_COMPATIBILITY_MASK1,
EDGE_COMPATIBILITY_MASK2 };
+ if (serial->num_bulk_in < 1 || serial->num_interrupt_in < 1) {
+ dev_err(&serial->interface->dev, "missing endpoints\n");
+ return -ENODEV;
+ }
+
dev = serial->dev;
/* create our private serial structure */