misc doc and kconfig typos

Fix various typos in kernel docs and Kconfigs, 2.6.21-rc4.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/scsi/sym53c8xx_2.txt b/Documentation/scsi/sym53c8xx_2.txt
index 2c1745a..3d9f06b 100644
--- a/Documentation/scsi/sym53c8xx_2.txt
+++ b/Documentation/scsi/sym53c8xx_2.txt
@@ -587,7 +587,7 @@
 15.1 Problem tracking
 
 Most SCSI problems are due to a non conformant SCSI bus or too buggy
-devices.  If infortunately you have SCSI problems, you can check the
+devices.  If unfortunately you have SCSI problems, you can check the
 following things:
 
 - SCSI bus cables