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authorTakashi Iwai <tiwai@suse.de>2017-08-22 15:44:45 +0200
committerTakashi Iwai <tiwai@suse.de>2017-08-22 15:44:45 +0200
commit241bc82e62b28fdb7223b85180fd814f4963c971 (patch)
treef0d1a3889fd027e017faa37fc34bffe2fa038c41 /sound/core
parent3a93d082bacf887b47737c4b75c083dea7570832 (diff)
parent88c54cdf61f508ebcf8da2d819f5dfc03e954d1d (diff)
Merge branch 'for-linus' into for-next
Conflicts: sound/core/control.c
Diffstat (limited to 'sound/core')
-rw-r--r--sound/core/control.c2
-rw-r--r--sound/core/seq/Kconfig4
-rw-r--r--sound/core/seq/seq_clientmgr.c13
-rw-r--r--sound/core/seq/seq_queue.c14
-rw-r--r--sound/core/seq/seq_queue.h2
5 files changed, 17 insertions, 18 deletions
diff --git a/sound/core/control.c b/sound/core/control.c
index 249140c15d64..de976a8c0177 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -1128,7 +1128,7 @@ static int replace_user_tlv(struct snd_kcontrol *kctl, unsigned int __user *buf,
change = ue->tlv_data_size != size;
if (!change)
- change = memcmp(ue->tlv_data, container, size);
+ change = memcmp(ue->tlv_data, container, size) != 0;
if (!change) {
kfree(container);
return 0;
diff --git a/sound/core/seq/Kconfig b/sound/core/seq/Kconfig
index a536760a94c2..45c1336c6597 100644
--- a/sound/core/seq/Kconfig
+++ b/sound/core/seq/Kconfig
@@ -47,10 +47,10 @@ config SND_SEQ_HRTIMER_DEFAULT
timer.
config SND_SEQ_MIDI_EVENT
- def_tristate SND_RAWMIDI
+ tristate
config SND_SEQ_MIDI
- tristate
+ def_tristate SND_RAWMIDI
select SND_SEQ_MIDI_EVENT
config SND_SEQ_MIDI_EMUL
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index 272c55fe17c8..ea2d0ae85bd3 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -1502,16 +1502,11 @@ static int snd_seq_ioctl_unsubscribe_port(struct snd_seq_client *client,
static int snd_seq_ioctl_create_queue(struct snd_seq_client *client, void *arg)
{
struct snd_seq_queue_info *info = arg;
- int result;
struct snd_seq_queue *q;
- result = snd_seq_queue_alloc(client->number, info->locked, info->flags);
- if (result < 0)
- return result;
-
- q = queueptr(result);
- if (q == NULL)
- return -EINVAL;
+ q = snd_seq_queue_alloc(client->number, info->locked, info->flags);
+ if (IS_ERR(q))
+ return PTR_ERR(q);
info->queue = q->queue;
info->locked = q->locked;
@@ -1521,7 +1516,7 @@ static int snd_seq_ioctl_create_queue(struct snd_seq_client *client, void *arg)
if (!info->name[0])
snprintf(info->name, sizeof(info->name), "Queue-%d", q->queue);
strlcpy(q->name, info->name, sizeof(q->name));
- queuefree(q);
+ snd_use_lock_free(&q->use_lock);
return 0;
}
diff --git a/sound/core/seq/seq_queue.c b/sound/core/seq/seq_queue.c
index 450c5187eecb..79e0c5604ef8 100644
--- a/sound/core/seq/seq_queue.c
+++ b/sound/core/seq/seq_queue.c
@@ -184,22 +184,26 @@ void __exit snd_seq_queues_delete(void)
static void queue_use(struct snd_seq_queue *queue, int client, int use);
/* allocate a new queue -
- * return queue index value or negative value for error
+ * return pointer to new queue or ERR_PTR(-errno) for error
+ * The new queue's use_lock is set to 1. It is the caller's responsibility to
+ * call snd_use_lock_free(&q->use_lock).
*/
-int snd_seq_queue_alloc(int client, int locked, unsigned int info_flags)
+struct snd_seq_queue *snd_seq_queue_alloc(int client, int locked, unsigned int info_flags)
{
struct snd_seq_queue *q;
q = queue_new(client, locked);
if (q == NULL)
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
q->info_flags = info_flags;
queue_use(q, client, 1);
+ snd_use_lock_use(&q->use_lock);
if (queue_list_add(q) < 0) {
+ snd_use_lock_free(&q->use_lock);
queue_delete(q);
- return -ENOMEM;
+ return ERR_PTR(-ENOMEM);
}
- return q->queue;
+ return q;
}
/* delete a queue - queue must be owned by the client */
diff --git a/sound/core/seq/seq_queue.h b/sound/core/seq/seq_queue.h
index 30c8111477f6..719093489a2c 100644
--- a/sound/core/seq/seq_queue.h
+++ b/sound/core/seq/seq_queue.h
@@ -71,7 +71,7 @@ void snd_seq_queues_delete(void);
/* create new queue (constructor) */
-int snd_seq_queue_alloc(int client, int locked, unsigned int flags);
+struct snd_seq_queue *snd_seq_queue_alloc(int client, int locked, unsigned int flags);
/* delete queue (destructor) */
int snd_seq_queue_delete(int client, int queueid);