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authorTony Lindgren <tony@atomide.com>2011-11-07 12:27:23 -0800
committerTony Lindgren <tony@atomide.com>2011-11-07 12:27:23 -0800
commitd30cc16c8e48368e0518f4975a78711e53e14a0f (patch)
tree26b57f7ab5a963cc3d6c57dff6951bd930875583 /sound/core/hwdep.c
parent41eb2d813f558900884e240c2f723e36c7bd151f (diff)
parenta1bcc1dcef8451b4291ea2a1b2677cb194102952 (diff)
downloadop-kernel-dev-d30cc16c8e48368e0518f4975a78711e53e14a0f.zip
op-kernel-dev-d30cc16c8e48368e0518f4975a78711e53e14a0f.tar.gz
Merge branch 'fixes-modulesplit' into fixes
Diffstat (limited to 'sound/core/hwdep.c')
-rw-r--r--sound/core/hwdep.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c
index a70ee7f..75ea16f 100644
--- a/sound/core/hwdep.c
+++ b/sound/core/hwdep.c
@@ -24,6 +24,7 @@
#include <linux/slab.h>
#include <linux/time.h>
#include <linux/mutex.h>
+#include <linux/module.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/minors.h>
@@ -272,7 +273,14 @@ static int snd_hwdep_control_ioctl(struct snd_card *card,
if (get_user(device, (int __user *)arg))
return -EFAULT;
mutex_lock(&register_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;
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