diff options
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/control.c | 1 | ||||
| -rw-r--r-- | sound/core/hwdep.c | 1 | ||||
| -rw-r--r-- | sound/core/oss/pcm_oss.c | 1 | ||||
| -rw-r--r-- | sound/core/pcm_lib.c | 1 | ||||
| -rw-r--r-- | sound/core/pcm_native.c | 1 | ||||
| -rw-r--r-- | sound/core/rawmidi.c | 2 | ||||
| -rw-r--r-- | sound/core/seq/oss/seq_oss_device.h | 2 | ||||
| -rw-r--r-- | sound/core/seq/oss/seq_oss_writeq.c | 1 | ||||
| -rw-r--r-- | sound/core/seq/seq_fifo.c | 5 | ||||
| -rw-r--r-- | sound/core/seq/seq_memory.c | 1 | ||||
| -rw-r--r-- | sound/core/timer.c | 19 |
11 files changed, 30 insertions, 5 deletions
diff --git a/sound/core/control.c b/sound/core/control.c index fb096cb20a80..c109b82eef4b 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -25,6 +25,7 @@ #include <linux/slab.h> #include <linux/vmalloc.h> #include <linux/time.h> +#include <linux/sched/signal.h> #include <sound/core.h> #include <sound/minors.h> #include <sound/info.h> diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c index 36d2416f90d9..9602a7e38d8a 100644 --- a/sound/core/hwdep.c +++ b/sound/core/hwdep.c @@ -25,6 +25,7 @@ #include <linux/time.h> #include <linux/mutex.h> #include <linux/module.h> +#include <linux/sched/signal.h> #include <sound/core.h> #include <sound/control.h> #include <sound/minors.h> diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index 698a01419515..36baf962f9b0 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -28,6 +28,7 @@ #include <linux/init.h> #include <linux/slab.h> +#include <linux/sched/signal.h> #include <linux/time.h> #include <linux/vmalloc.h> #include <linux/module.h> diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index bb1261591a1f..5088d4b8db22 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -21,6 +21,7 @@ */ #include <linux/slab.h> +#include <linux/sched/signal.h> #include <linux/time.h> #include <linux/math64.h> #include <linux/export.h> diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index aec9c92250fd..13dec5ec93f2 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -23,6 +23,7 @@ #include <linux/module.h> #include <linux/file.h> #include <linux/slab.h> +#include <linux/sched/signal.h> #include <linux/time.h> #include <linux/pm_qos.h> #include <linux/io.h> diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index 8da9cb245d01..ab890336175f 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -22,7 +22,7 @@ #include <sound/core.h> #include <linux/major.h> #include <linux/init.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> #include <linux/slab.h> #include <linux/time.h> #include <linux/wait.h> diff --git a/sound/core/seq/oss/seq_oss_device.h b/sound/core/seq/oss/seq_oss_device.h index d7b4d016b547..afa007c0cc2d 100644 --- a/sound/core/seq/oss/seq_oss_device.h +++ b/sound/core/seq/oss/seq_oss_device.h @@ -24,7 +24,7 @@ #include <linux/time.h> #include <linux/wait.h> #include <linux/slab.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> #include <sound/core.h> #include <sound/seq_oss.h> #include <sound/rawmidi.h> diff --git a/sound/core/seq/oss/seq_oss_writeq.c b/sound/core/seq/oss/seq_oss_writeq.c index 1f6788a18444..5e04f4df10e4 100644 --- a/sound/core/seq/oss/seq_oss_writeq.c +++ b/sound/core/seq/oss/seq_oss_writeq.c @@ -28,6 +28,7 @@ #include "../seq_clientmgr.h" #include <linux/wait.h> #include <linux/slab.h> +#include <linux/sched/signal.h> /* diff --git a/sound/core/seq/seq_fifo.c b/sound/core/seq/seq_fifo.c index 1d5acbe0c08b..448efd4e980e 100644 --- a/sound/core/seq/seq_fifo.c +++ b/sound/core/seq/seq_fifo.c @@ -21,6 +21,8 @@ #include <sound/core.h> #include <linux/slab.h> +#include <linux/sched/signal.h> + #include "seq_fifo.h" #include "seq_lock.h" @@ -135,6 +137,7 @@ int snd_seq_fifo_event_in(struct snd_seq_fifo *f, f->tail = cell; if (f->head == NULL) f->head = cell; + cell->next = NULL; f->cells++; spin_unlock_irqrestore(&f->lock, flags); @@ -214,6 +217,8 @@ void snd_seq_fifo_cell_putback(struct snd_seq_fifo *f, spin_lock_irqsave(&f->lock, flags); cell->next = f->head; f->head = cell; + if (!f->tail) + f->tail = cell; f->cells++; spin_unlock_irqrestore(&f->lock, flags); } diff --git a/sound/core/seq/seq_memory.c b/sound/core/seq/seq_memory.c index dfa5156f3585..1a1acf3ddda4 100644 --- a/sound/core/seq/seq_memory.c +++ b/sound/core/seq/seq_memory.c @@ -23,6 +23,7 @@ #include <linux/init.h> #include <linux/export.h> #include <linux/slab.h> +#include <linux/sched/signal.h> #include <linux/vmalloc.h> #include <sound/core.h> diff --git a/sound/core/timer.c b/sound/core/timer.c index fc144f43faa6..6d4fbc439246 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -27,6 +27,7 @@ #include <linux/device.h> #include <linux/module.h> #include <linux/string.h> +#include <linux/sched/signal.h> #include <sound/core.h> #include <sound/timer.h> #include <sound/control.h> @@ -1702,9 +1703,21 @@ static int snd_timer_user_params(struct file *file, return -EBADFD; if (copy_from_user(¶ms, _params, sizeof(params))) return -EFAULT; - if (!(t->hw.flags & SNDRV_TIMER_HW_SLAVE) && params.ticks < 1) { - err = -EINVAL; - goto _end; + if (!(t->hw.flags & SNDRV_TIMER_HW_SLAVE)) { + u64 resolution; + + if (params.ticks < 1) { + err = -EINVAL; + goto _end; + } + + /* Don't allow resolution less than 1ms */ + resolution = snd_timer_resolution(tu->timeri); + resolution *= params.ticks; + if (resolution < 1000000) { + err = -EINVAL; + goto _end; + } } if (params.queue_size > 0 && (params.queue_size < 32 || params.queue_size > 1024)) { |
