diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-04 07:51:43 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-04 07:51:43 -0700 |
| commit | b2409fb6a49d1f633a8fc488e48043da7d3fd6a7 (patch) | |
| tree | f2e76570fe81901ed0b64f6c1c815fe4abcc87ea /sound/core | |
| parent | 6b1506c66809ddf6afd17e330db2999c878b5d90 (diff) | |
| parent | 6bcbf64ace40d6833622d85701218a8bb7a4f207 (diff) | |
| download | linux-b2409fb6a49d1f633a8fc488e48043da7d3fd6a7.tar.gz linux-b2409fb6a49d1f633a8fc488e48043da7d3fd6a7.tar.bz2 linux-b2409fb6a49d1f633a8fc488e48043da7d3fd6a7.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: (24 commits)
ALSA: hda/realtek - Skip invalid digital out pins
ALSA: hda/sigmatel - Automatically retrieve digital I/O widgets
ALSA: hda - Remove unused variables
ALSA: hda/realtek - Don't create alt-stream for capture when unnecessary
ALSA: hda - Add support for 92HD65 / 92HD66 family of codecs
ALSA: hda - Disable power-widget control for IDT 92HD83/93 as default
ALSA: hda - Check NO_PRESENCE pincfg default bit
ASoC: Ensure we always delay for WM8962 FLL when starting from SYSCLK
ASoC: Ensure the WM8962 oscillator and PLLs start up disabled
ASoC: Ensure WM8962 PLL registers are reset
ALSA: intel8x0 - Fix inclusion of kvm_para.h
ALSA: hda_hwdep: Fix possible buffer overflow
ASoC: Fix return value of wm5100_gpio_direction_out()
ASoC: WM8904: Set `invert' bit for Capture Switch
ASoC: Leave input audio data bit length settings untouched in wm8711_set_dai_fmt
ASoC: wm8711: Fix wrong mask for setting input audio data bit length select
ALSA: intel8x0: Improve performance in virtual environment
ALSA: hdspm - Enable all firmware ranges for PCI MADI/AES cards
ALSA: hdsp - Correct HDSP_VERSION_BIT constant, thus partly fixing RPM detection
ALSA: hdspm - Fix MADI channel format in the status ioctl
...
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/hwdep.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c index a70ee7f1ed98..031e215b6dde 100644 --- a/sound/core/hwdep.c +++ b/sound/core/hwdep.c @@ -272,7 +272,14 @@ static int snd_hwdep_control_ioctl(struct snd_card *card, if (get_user(device, (int __user *)arg)) return -EFAULT; mutex_lock(®ister_mutex); - device = device < 0 ? 0 : device + 1; + + if (device < 0) + device = 0; + else if (device < SNDRV_MINOR_HWDEPS) + device++; + else + device = SNDRV_MINOR_HWDEPS; + while (device < SNDRV_MINOR_HWDEPS) { if (snd_hwdep_search(card, device)) break; |