ALSA: core - Define llseek fops

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / sound / core / seq / seq_clientmgr.c

diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index 48eca9ff9ee7e144d2dac18f17e2c6b2f817f286..99a485f136484ed41c8588eae9a4464af4814070 100644 (file)
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -318,6 +318,11 @@ static int snd_seq_open(struct inode *inode, struct file *file)
        int c, mode;                    /* client id */
        struct snd_seq_client *client;
        struct snd_seq_user_client *user;
+       int err;
+
+       err = nonseekable_open(inode, file);
+       if (err < 0)
+               return err;
 
        if (mutex_lock_interruptible(&register_mutex))
                return -ERESTARTSYS;
@@ -2550,6 +2555,7 @@ static const struct file_operations snd_seq_f_ops =
        .write =        snd_seq_write,
        .open =         snd_seq_open,
        .release =      snd_seq_release,
+       .llseek =       no_llseek,
        .poll =         snd_seq_poll,
        .unlocked_ioctl =       snd_seq_ioctl,
        .compat_ioctl = snd_seq_ioctl_compat,