diff options
| author | markster <markster@5390a7c7-147a-4af0-8ec9-7488f05a26cb> | 2005-01-12 15:59:59 +0000 |
|---|---|---|
| committer | markster <markster@5390a7c7-147a-4af0-8ec9-7488f05a26cb> | 2005-01-12 15:59:59 +0000 |
| commit | fdbf56134e059e90098da78fc916f80fa7c77190 (patch) | |
| tree | edef52f5ea46fd02b2a6d674827adc887e854233 /zaptel.c | |
| parent | 35ef872196711b990527676ecfe9e2e090e48197 (diff) | |
Commit belated fix for 3312
git-svn-id: http://svn.digium.com/svn/zaptel/trunk@542 5390a7c7-147a-4af0-8ec9-7488f05a26cb
Diffstat (limited to 'zaptel.c')
| -rwxr-xr-x | zaptel.c | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -4089,19 +4089,21 @@ static int zt_chan_ioctl(struct inode *inode, struct file *file, unsigned int cm rv = 0; break; case ZT_HOOK: + get_user(j,(int *)data); if (chan->flags & ZT_FLAG_CLEAR) return -EINVAL; if (chan->sig == ZT_SIG_CAS) return -EINVAL; /* if no span, just do nothing */ if (!chan->span) return(0); + spin_lock_irqsave(&chan->lock, flags); /* if dialing, stop it */ chan->curtone = NULL; chan->dialing = 0; chan->txdialbuf[0] = '\0'; chan->tonep = 0; chan->pdialcount = 0; - get_user(j,(int *)data); + spin_unlock_irqrestore(&chan->lock, flags); if (chan->span->flags & ZT_FLAG_RBS) { switch (j) { case ZT_ONHOOK: |