diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-06-10 15:55:32 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-06-10 15:55:32 -0700 |
| commit | 5c281b4e529cd5a73b32ac561d79f448d18dda6f (patch) | |
| tree | 30c3126d9015754c8cdb0bd77fae22ba36086f81 /sound/usb/pcm.c | |
| parent | b97dcb85750b7e8bc5aaed5403ddf4b0552c7993 (diff) | |
| parent | aa3398fb4b3f67d89688976098ad93721b6d7852 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'sound/usb/pcm.c')
| -rw-r--r-- | sound/usb/pcm.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index b470404a5376..e692ae04436a 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -291,6 +291,9 @@ int snd_usb_audioformat_set_sync_ep(struct snd_usb_audio *chip, bool is_playback; int err; + if (fmt->sync_ep) + return 0; /* already set up */ + alts = snd_usb_get_host_interface(chip, fmt->iface, fmt->altsetting); if (!alts) return 0; @@ -304,7 +307,7 @@ int snd_usb_audioformat_set_sync_ep(struct snd_usb_audio *chip, * Generic sync EP handling */ - if (altsd->bNumEndpoints < 2) + if (fmt->ep_idx > 0 || altsd->bNumEndpoints < 2) return 0; is_playback = !(get_endpoint(alts, 0)->bEndpointAddress & USB_DIR_IN); |