treewide: Fix typos in printk

Correct spelling typo in various part of kernel

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/drivers/isdn/hisax/hfc4s8s_l1.c b/drivers/isdn/hisax/hfc4s8s_l1.c
index c49c294..414dbf6 100644
--- a/drivers/isdn/hisax/hfc4s8s_l1.c
+++ b/drivers/isdn/hisax/hfc4s8s_l1.c
@@ -1620,7 +1620,7 @@
 #else
 	if (!request_region(hw->iobase, 8, hw->card_name)) {
 		printk(KERN_INFO
-		       "HFC-4S/8S: failed to rquest address space at 0x%04x\n",
+		       "HFC-4S/8S: failed to request address space at 0x%04x\n",
 		       hw->iobase);
 		goto out;
 	}