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authorIngo Molnar <mingo@elte.hu>2010-10-13 15:44:24 +0200
committerIngo Molnar <mingo@elte.hu>2010-10-13 15:44:24 +0200
commit3d8a1a6a8af910cc2da566080d111e062a124ba6 (patch)
tree0c78b30a5c7aa083e215222989f982313c5141c0 /sound/core/rawmidi.c
parent1b13fe6a6e9986dbc079cbb05090be75edbffa5d (diff)
parent5d0d71569e671239ae0d905ced9b65cd843f99ee (diff)
Merge branch 'amd-iommu/2.6.37' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into core/iommu
Diffstat (limited to 'sound/core/rawmidi.c')
-rw-r--r--sound/core/rawmidi.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index eb68326c37d4..a7868ad4d530 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -829,6 +829,8 @@ static int snd_rawmidi_control_ioctl(struct snd_card *card,
if (get_user(device, (int __user *)argp))
return -EFAULT;
+ if (device >= SNDRV_RAWMIDI_DEVICES) /* next device is -1 */
+ device = SNDRV_RAWMIDI_DEVICES - 1;
mutex_lock(&register_mutex);
device = device < 0 ? 0 : device + 1;
while (device < SNDRV_RAWMIDI_DEVICES) {