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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-11 08:09:25 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-11 08:09:25 +0100 |
| commit | 591afd6e5a5045a7c0fe3fc6a26c55d8030bbf9f (patch) | |
| tree | 9028c6bdb3b5a2536b74deeaa4901f94ba7a3b84 /sound/usb/midi.c | |
| parent | 59b26d2e96c473b7b65cfe19381444d034e91715 (diff) | |
| parent | 7c53f6b671f4aba70ff15e1b05148b10d58c2837 (diff) | |
Merge 5.11-rc3 into char-misc-next
We need the char/misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound/usb/midi.c')
| -rw-r--r-- | sound/usb/midi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/usb/midi.c b/sound/usb/midi.c index c8213652470c..0c23fa6d8525 100644 --- a/sound/usb/midi.c +++ b/sound/usb/midi.c @@ -1889,6 +1889,8 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi *umidi, ms_ep = find_usb_ms_endpoint_descriptor(hostep); if (!ms_ep) continue; + if (ms_ep->bNumEmbMIDIJack > 0x10) + continue; if (usb_endpoint_dir_out(ep)) { if (endpoints[epidx].out_ep) { if (++epidx >= MIDI_MAX_ENDPOINTS) { @@ -2141,6 +2143,8 @@ static int snd_usbmidi_detect_roland(struct snd_usb_midi *umidi, cs_desc[1] == USB_DT_CS_INTERFACE && cs_desc[2] == 0xf1 && cs_desc[3] == 0x02) { + if (cs_desc[4] > 0x10 || cs_desc[5] > 0x10) + continue; endpoint->in_cables = (1 << cs_desc[4]) - 1; endpoint->out_cables = (1 << cs_desc[5]) - 1; return snd_usbmidi_detect_endpoints(umidi, endpoint, 1); |