[ARM] omap: fix a load of "warning: symbol 'xxx' was not declared. Should it be static?"

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c
index dcea87a..039787f 100644
--- a/drivers/input/keyboard/omap-keypad.c
+++ b/drivers/input/keyboard/omap-keypad.c
@@ -62,7 +62,7 @@
 	unsigned int debounce;
 };
 
-DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0);
+static DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0);
 
 static int *keymap;
 static unsigned int *row_gpios;