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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-23 01:46:24 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-02-23 01:46:24 +0300 |
| commit | bb27d4998a9e8767674e8eda225c82cc149e5bc8 (patch) | |
| tree | dcabb8b8cc510003637323b30ed414b1a1ec86f6 /sound/firewire/tascam/tascam-transaction.c | |
| parent | 9676e84dfd641e3366a41f2c45ac5c55dbac820f (diff) | |
| parent | 35bf7692e765c2275bf93fe573f7ca868ab73453 (diff) | |
| download | linux-bb27d4998a9e8767674e8eda225c82cc149e5bc8.tar.xz | |
Merge char-misc-next into staging-next
This resolves the merge issues and confusions people were having with
the goldfish drivers due to changes for them showing up in two different
trees.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound/firewire/tascam/tascam-transaction.c')
| -rw-r--r-- | sound/firewire/tascam/tascam-transaction.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sound/firewire/tascam/tascam-transaction.c b/sound/firewire/tascam/tascam-transaction.c index 904ce0329fa1..040a96d1ba8e 100644 --- a/sound/firewire/tascam/tascam-transaction.c +++ b/sound/firewire/tascam/tascam-transaction.c @@ -230,6 +230,7 @@ int snd_tscm_transaction_register(struct snd_tscm *tscm) return err; error: fw_core_remove_address_handler(&tscm->async_handler); + tscm->async_handler.callback_data = NULL; return err; } @@ -276,6 +277,9 @@ void snd_tscm_transaction_unregister(struct snd_tscm *tscm) __be32 reg; unsigned int i; + if (tscm->async_handler.callback_data == NULL) + return; + /* Turn off FireWire LED. */ reg = cpu_to_be32(0x0000008e); snd_fw_transaction(tscm->unit, TCODE_WRITE_QUADLET_REQUEST, @@ -297,6 +301,8 @@ void snd_tscm_transaction_unregister(struct snd_tscm *tscm) ®, sizeof(reg), 0); fw_core_remove_address_handler(&tscm->async_handler); + tscm->async_handler.callback_data = NULL; + for (i = 0; i < TSCM_MIDI_OUT_PORT_MAX; i++) snd_fw_async_midi_port_destroy(&tscm->out_ports[i]); } |