diff options
Diffstat (limited to 'sound/core/oss')
| -rw-r--r-- | sound/core/oss/linear.c | 2 | ||||
| -rw-r--r-- | sound/core/oss/mixer_oss.c | 16 | ||||
| -rw-r--r-- | sound/core/oss/mulaw.c | 2 | ||||
| -rw-r--r-- | sound/core/oss/pcm_oss.c | 4 | ||||
| -rw-r--r-- | sound/core/oss/pcm_plugin.c | 2 | ||||
| -rw-r--r-- | sound/core/oss/route.c | 2 |
6 files changed, 20 insertions, 8 deletions
diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c index 2045697f449d..797d838a2f9e 100644 --- a/sound/core/oss/linear.c +++ b/sound/core/oss/linear.c @@ -107,6 +107,8 @@ static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin, } } #endif + if (frames > dst_channels[0].frames) + frames = dst_channels[0].frames; convert(plugin, src_channels, dst_channels, frames); return frames; } diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c index 7eb54df5556d..f702c96a7478 100644 --- a/sound/core/oss/mixer_oss.c +++ b/sound/core/oss/mixer_oss.c @@ -486,7 +486,7 @@ struct slot { unsigned int channels; unsigned int numid[SNDRV_MIXER_OSS_ITEM_COUNT]; unsigned int capture_item; - struct snd_mixer_oss_assign_table *assigned; + const struct snd_mixer_oss_assign_table *assigned; unsigned int allocated: 1; }; @@ -934,8 +934,8 @@ static void snd_mixer_oss_slot_free(struct snd_mixer_oss_slot *chn) struct slot *p = chn->private_data; if (p) { if (p->allocated && p->assigned) { - kfree(p->assigned->name); - kfree(p->assigned); + kfree_const(p->assigned->name); + kfree_const(p->assigned); } kfree(p); } @@ -953,7 +953,7 @@ static void mixer_slot_clear(struct snd_mixer_oss_slot *rslot) /* In a separate function to keep gcc 3.2 happy - do NOT merge this in snd_mixer_oss_build_input! */ static int snd_mixer_oss_build_test_all(struct snd_mixer_oss *mixer, - struct snd_mixer_oss_assign_table *ptr, + const struct snd_mixer_oss_assign_table *ptr, struct slot *slot) { char str[64]; @@ -1017,7 +1017,9 @@ static int snd_mixer_oss_build_test_all(struct snd_mixer_oss *mixer, * ptr_allocated means the entry is dynamically allocated (change via proc file). * when replace_old = 1, the old entry is replaced with the new one. */ -static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mixer_oss_assign_table *ptr, int ptr_allocated, int replace_old) +static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, + const struct snd_mixer_oss_assign_table *ptr, + int ptr_allocated, int replace_old) { struct slot slot; struct slot *pslot; @@ -1107,7 +1109,7 @@ static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mix /* */ #define MIXER_VOL(name) [SOUND_MIXER_##name] = #name -static char *oss_mixer_names[SNDRV_OSS_MAX_MIXERS] = { +static const char * const oss_mixer_names[SNDRV_OSS_MAX_MIXERS] = { MIXER_VOL(VOLUME), MIXER_VOL(BASS), MIXER_VOL(TREBLE), @@ -1255,7 +1257,7 @@ static void snd_mixer_oss_proc_done(struct snd_mixer_oss *mixer) static void snd_mixer_oss_build(struct snd_mixer_oss *mixer) { - static struct snd_mixer_oss_assign_table table[] = { + static const struct snd_mixer_oss_assign_table table[] = { { SOUND_MIXER_VOLUME, "Master", 0 }, { SOUND_MIXER_VOLUME, "Front", 0 }, /* fallback */ { SOUND_MIXER_BASS, "Tone Control - Bass", 0 }, diff --git a/sound/core/oss/mulaw.c b/sound/core/oss/mulaw.c index 7915564bd394..3788906421a7 100644 --- a/sound/core/oss/mulaw.c +++ b/sound/core/oss/mulaw.c @@ -269,6 +269,8 @@ static snd_pcm_sframes_t mulaw_transfer(struct snd_pcm_plugin *plugin, } } #endif + if (frames > dst_channels[0].frames) + frames = dst_channels[0].frames; data = (struct mulaw_priv *)plugin->extra_data; data->func(plugin, src_channels, dst_channels, frames); return frames; diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index f57c610d7523..13db77771f0f 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -2717,6 +2717,10 @@ static long snd_pcm_oss_ioctl(struct file *file, unsigned int cmd, unsigned long static long snd_pcm_oss_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg) { + /* + * Everything is compatbile except SNDCTL_DSP_MAPINBUF/SNDCTL_DSP_MAPOUTBUF, + * which are not implemented for the native case either + */ return snd_pcm_oss_ioctl(file, cmd, (unsigned long)compat_ptr(arg)); } #else diff --git a/sound/core/oss/pcm_plugin.c b/sound/core/oss/pcm_plugin.c index 31cb2acf8afc..240e4702c098 100644 --- a/sound/core/oss/pcm_plugin.c +++ b/sound/core/oss/pcm_plugin.c @@ -288,7 +288,7 @@ static int snd_pcm_plug_formats(const struct snd_mask *mask, return snd_mask_test(&formats, (__force int)format); } -static snd_pcm_format_t preferred_formats[] = { +static const snd_pcm_format_t preferred_formats[] = { SNDRV_PCM_FORMAT_S16_LE, SNDRV_PCM_FORMAT_S16_BE, SNDRV_PCM_FORMAT_U16_LE, diff --git a/sound/core/oss/route.c b/sound/core/oss/route.c index c8171f5783c8..72dea04197ef 100644 --- a/sound/core/oss/route.c +++ b/sound/core/oss/route.c @@ -57,6 +57,8 @@ static snd_pcm_sframes_t route_transfer(struct snd_pcm_plugin *plugin, return -ENXIO; if (frames == 0) return 0; + if (frames > dst_channels[0].frames) + frames = dst_channels[0].frames; nsrcs = plugin->src_format.channels; ndsts = plugin->dst_format.channels; |
