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Subject[34-longterm 133/196] ALSA: emux: Add trivial compat ioctl handler
Date
From: Ben Hutchings <ben@decadent.org.uk>

-------------------
This is a commit scheduled for the next v2.6.34 longterm release.
If you see a problem with using this for longterm, please comment.
-------------------

commit a254dba37c5a372fc8b44ba29509ba052d4e859d upstream.

Reported-by: Carmen Cru <carmen.cru@belgacom.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
---
sound/synth/emux/emux_hwdep.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/sound/synth/emux/emux_hwdep.c b/sound/synth/emux/emux_hwdep.c
index ff0b2a8..5ae1eae 100644
--- a/sound/synth/emux/emux_hwdep.c
+++ b/sound/synth/emux/emux_hwdep.c
@@ -128,6 +128,9 @@ snd_emux_init_hwdep(struct snd_emux *emu)
strcpy(hw->name, SNDRV_EMUX_HWDEP_NAME);
hw->iface = SNDRV_HWDEP_IFACE_EMUX_WAVETABLE;
hw->ops.ioctl = snd_emux_hwdep_ioctl;
+ /* The ioctl parameter types are compatible between 32- and
+ * 64-bit architectures, so use the same function. */
+ hw->ops.ioctl_compat = snd_emux_hwdep_ioctl;
hw->exclusive = 1;
hw->private_data = emu;
if ((err = snd_card_register(emu->card)) < 0)
--
1.7.9.3


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