diff options
Diffstat (limited to 'drivers/telephony/ixj.c')
| -rw-r--r-- | drivers/telephony/ixj.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/telephony/ixj.c b/drivers/telephony/ixj.c index b53deee25d74..0d236f4bb8c2 100644 --- a/drivers/telephony/ixj.c +++ b/drivers/telephony/ixj.c @@ -257,7 +257,7 @@ #include <linux/fs.h> /* everything... */ #include <linux/errno.h> /* error codes */ #include <linux/slab.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <linux/mm.h> #include <linux/ioport.h> #include <linux/interrupt.h> @@ -277,6 +277,7 @@ #define TYPE(inode) (iminor(inode) >> 4) #define NUM(inode) (iminor(inode) & 0xf) +static DEFINE_MUTEX(ixj_mutex); static int ixjdebug; static int hertz = HZ; static int samplerate = 100; @@ -6655,9 +6656,9 @@ static long do_ixj_ioctl(struct file *file_p, unsigned int cmd, unsigned long ar static long ixj_ioctl(struct file *file_p, unsigned int cmd, unsigned long arg) { long ret; - lock_kernel(); + mutex_lock(&ixj_mutex); ret = do_ixj_ioctl(file_p, cmd, arg); - unlock_kernel(); + mutex_unlock(&ixj_mutex); return ret; } @@ -6676,7 +6677,8 @@ static const struct file_operations ixj_fops = .poll = ixj_poll, .unlocked_ioctl = ixj_ioctl, .release = ixj_release, - .fasync = ixj_fasync + .fasync = ixj_fasync, + .llseek = default_llseek, }; static int ixj_linetest(IXJ *j) |