[PATCH] staging: easycap needs smp_lock.h, fixes build error

[Randy Dunlap]

From: Randy Dunlap <randy.dunlap@xxxxxxxxxx>

Add header file to fix build error:

drivers/staging/easycap/easycap_main.c:4251: error: implicit declaration of function 'lock_kernel'
drivers/staging/easycap/easycap_main.c:4254: error: implicit declaration of function 'unlock_kernel'

Signed-off-by: Randy Dunlap <randy.dunlap@xxxxxxxxxx>
---
 drivers/staging/easycap/easycap.h |    1 +
 1 file changed, 1 insertion(+)

--- lnx-2637-rc3.orig/drivers/staging/easycap/easycap.h
+++ lnx-2637-rc3/drivers/staging/easycap/easycap.h
@@ -75,6 +75,7 @@
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/slab.h>
+#include <linux/smp_lock.h>
 #include <linux/module.h>
 #include <linux/kref.h>
 #include <linux/usb.h>
--
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