diff options
Diffstat (limited to 'drivers/connector/cn_proc.c')
| -rw-r--r-- | drivers/connector/cn_proc.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index 77e1e6cd66ce..3e92b7d3fcd2 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -46,7 +46,7 @@ static DEFINE_PER_CPU(__u32, proc_event_counts) = { 0 }; static inline void get_seq(__u32 *ts, int *cpu) { preempt_disable(); - *ts = __this_cpu_inc_return(proc_event_counts) -1; + *ts = __this_cpu_inc_return(proc_event_counts) - 1; *cpu = smp_processor_id(); preempt_enable(); } @@ -62,8 +62,8 @@ void proc_fork_connector(struct task_struct *task) if (atomic_read(&proc_event_num_listeners) < 1) return; - msg = (struct cn_msg*)buffer; - ev = (struct proc_event*)msg->data; + msg = (struct cn_msg *)buffer; + ev = (struct proc_event *)msg->data; get_seq(&msg->seq, &ev->cpu); ktime_get_ts(&ts); /* get high res monotonic timestamp */ put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns); @@ -93,8 +93,8 @@ void proc_exec_connector(struct task_struct *task) if (atomic_read(&proc_event_num_listeners) < 1) return; - msg = (struct cn_msg*)buffer; - ev = (struct proc_event*)msg->data; + msg = (struct cn_msg *)buffer; + ev = (struct proc_event *)msg->data; get_seq(&msg->seq, &ev->cpu); ktime_get_ts(&ts); /* get high res monotonic timestamp */ put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns); @@ -119,8 +119,8 @@ void proc_id_connector(struct task_struct *task, int which_id) if (atomic_read(&proc_event_num_listeners) < 1) return; - msg = (struct cn_msg*)buffer; - ev = (struct proc_event*)msg->data; + msg = (struct cn_msg *)buffer; + ev = (struct proc_event *)msg->data; ev->what = which_id; ev->event_data.id.process_pid = task->pid; ev->event_data.id.process_tgid = task->tgid; @@ -134,7 +134,7 @@ void proc_id_connector(struct task_struct *task, int which_id) ev->event_data.id.e.egid = cred->egid; } else { rcu_read_unlock(); - return; + return; } rcu_read_unlock(); get_seq(&msg->seq, &ev->cpu); @@ -241,8 +241,8 @@ void proc_exit_connector(struct task_struct *task) if (atomic_read(&proc_event_num_listeners) < 1) return; - msg = (struct cn_msg*)buffer; - ev = (struct proc_event*)msg->data; + msg = (struct cn_msg *)buffer; + ev = (struct proc_event *)msg->data; get_seq(&msg->seq, &ev->cpu); ktime_get_ts(&ts); /* get high res monotonic timestamp */ put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns); @@ -276,8 +276,8 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack) if (atomic_read(&proc_event_num_listeners) < 1) return; - msg = (struct cn_msg*)buffer; - ev = (struct proc_event*)msg->data; + msg = (struct cn_msg *)buffer; + ev = (struct proc_event *)msg->data; msg->seq = rcvd_seq; ktime_get_ts(&ts); /* get high res monotonic timestamp */ put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns); @@ -303,7 +303,7 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, if (msg->len != sizeof(*mc_op)) return; - mc_op = (enum proc_cn_mcast_op*)msg->data; + mc_op = (enum proc_cn_mcast_op *)msg->data; switch (*mc_op) { case PROC_CN_MCAST_LISTEN: atomic_inc(&proc_event_num_listeners); @@ -325,11 +325,11 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg, */ static int __init cn_proc_init(void) { - int err; - - if ((err = cn_add_callback(&cn_proc_event_id, "cn_proc", - &cn_proc_mcast_ctl))) { - printk(KERN_WARNING "cn_proc failed to register\n"); + int err = cn_add_callback(&cn_proc_event_id, + "cn_proc", + &cn_proc_mcast_ctl); + if (err) { + pr_warn("cn_proc failed to register\n"); return err; } return 0; |