diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index d409f67..7855906 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -179,7 +179,7 @@
 		/* CPU might have brought back the cache line, so we need
 		 * to flush again before peeking at the SMU response. We
 		 * flush the entire buffer for now as we haven't read the
-		 * reply lenght (it's only 2 cache lines anyway)
+		 * reply length (it's only 2 cache lines anyway)
 		 */
 		faddr = (unsigned long)smu->cmd_buf;
 		flush_inval_dcache_range(faddr, faddr + 256);