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-rw-r--r--sound/core/rawmidi.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index eb68326c37d..cbbed0db9e5 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -535,13 +535,15 @@ static int snd_rawmidi_release(struct inode *inode, struct file *file)
{
struct snd_rawmidi_file *rfile;
struct snd_rawmidi *rmidi;
+ struct module *module;
rfile = file->private_data;
rmidi = rfile->rmidi;
rawmidi_release_priv(rfile);
kfree(rfile);
+ module = rmidi->card->module;
snd_card_file_remove(rmidi->card, file);
- module_put(rmidi->card->module);
+ module_put(module);
return 0;
}
@@ -829,6 +831,8 @@ 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) {