treewide: Fix typo in printk

This patch fix spelling typo in printk within vairous
part of the code.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index 1f94784..6946193 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -455,7 +455,7 @@
 			printk(KERN_DEBUG "sec ack err\n");
 			break;
 		default:
-			printk(KERN_DEBUG "sec sci unknow err\n");
+			printk(KERN_DEBUG "sec sci unknown err\n");
 		}
 	}