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| author | Takashi Iwai <tiwai@suse.de> | 2017-01-25 22:11:17 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-01-25 22:11:17 +0100 |
| commit | e1a063f43a5e0435ecf8a2b6d42e10e20e8caf61 (patch) | |
| tree | 7329fb15e57917a503c859f7266fcd034728bd54 /drivers/usb/serial/pl2303.c | |
| parent | ALSA: hda/realtek - Add support headphone Mic for ALC221 of HP platform (diff) | |
| parent | ALSA: x86: hdmi: fix returnvar.cocci warnings (diff) | |
| download | linux-e1a063f43a5e0435ecf8a2b6d42e10e20e8caf61.tar.xz linux-e1a063f43a5e0435ecf8a2b6d42e10e20e8caf61.zip | |
Merge branch 'topic/intel-lpe-audio' into for-next
Diffstat (limited to 'drivers/usb/serial/pl2303.c')
| -rw-r--r-- | drivers/usb/serial/pl2303.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index ae682e4eeaef..46fca6b75846 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -220,9 +220,17 @@ static int pl2303_probe(struct usb_serial *serial, static int pl2303_startup(struct usb_serial *serial) { struct pl2303_serial_private *spriv; + unsigned char num_ports = serial->num_ports; enum pl2303_type type = TYPE_01; unsigned char *buf; + if (serial->num_bulk_in < num_ports || + serial->num_bulk_out < num_ports || + serial->num_interrupt_in < num_ports) { + dev_err(&serial->interface->dev, "missing endpoints\n"); + return -ENODEV; + } + spriv = kzalloc(sizeof(*spriv), GFP_KERNEL); if (!spriv) return -ENOMEM; |