pps: trivial fixes
Here are some very trivial fixes combined:
- add macro definitions to protect header file from including several times
- remove declaration for an unexistent array
- fix typos
Signed-off-by: Alexander Gordeev <lasaine@lvk.cs.msu.su>
Acked-by: Rodolfo Giometti <giometti@linux.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/pps/kapi.c b/drivers/pps/kapi.c
index 1aa02db..55f3961 100644
--- a/drivers/pps/kapi.c
+++ b/drivers/pps/kapi.c
@@ -324,7 +324,7 @@
captured = ~0;
}
- /* Wake up iif captured somthing */
+ /* Wake up if captured something */
if (captured) {
pps->go = ~0;
wake_up_interruptible(&pps->queue);
diff --git a/include/linux/pps_kernel.h b/include/linux/pps_kernel.h
index e0a193f..23f63c3 100644
--- a/include/linux/pps_kernel.h
+++ b/include/linux/pps_kernel.h
@@ -18,6 +18,9 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#ifndef LINUX_PPS_KERNEL_H
+#define LINUX_PPS_KERNEL_H
+
#include <linux/pps.h>
#include <linux/cdev.h>
@@ -71,7 +74,6 @@
extern spinlock_t pps_idr_lock;
extern struct idr pps_idr;
-extern struct timespec pps_irq_ts[];
extern struct device_attribute pps_attrs[];
@@ -87,3 +89,5 @@
extern int pps_register_cdev(struct pps_device *pps);
extern void pps_unregister_cdev(struct pps_device *pps);
extern void pps_event(int source, struct pps_ktime *ts, int event, void *data);
+
+#endif /* LINUX_PPS_KERNEL_H */