Spelling fixes: lenght->length

Signed-off-by: Paulius Zaleckas <pauliusz@yahoo.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 97aa50d..ad0ede2 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -305,7 +305,7 @@
 	struct resource *res;
 	int order;
 
-	/* XXX why are some lenghts signed, others unsigned? */
+	/* XXX why are some lengths signed, others unsigned? */
 	if (len <= 0) {
 		return NULL;
 	}
@@ -393,7 +393,7 @@
  */
 dma_addr_t sbus_map_single(struct sbus_dev *sdev, void *va, size_t len, int direction)
 {
-	/* XXX why are some lenghts signed, others unsigned? */
+	/* XXX why are some lengths signed, others unsigned? */
 	if (len <= 0) {
 		return 0;
 	}