Fix misc .c/.h comment typos

Fix various .c/.h typos in comments (no code changes).

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/include/linux/reiserfs_fs_sb.h b/include/linux/reiserfs_fs_sb.h
index 73e0bec..62a7169 100644
--- a/include/linux/reiserfs_fs_sb.h
+++ b/include/linux/reiserfs_fs_sb.h
@@ -429,7 +429,7 @@
 /* -o hash={tea, rupasov, r5, detect} is meant for properly mounting 
 ** reiserfs disks from 3.5.19 or earlier.  99% of the time, this option
 ** is not required.  If the normal autodection code can't determine which
-** hash to use (because both hases had the same value for a file)
+** hash to use (because both hashes had the same value for a file)
 ** use this option to force a specific hash.  It won't allow you to override
 ** the existing hash on the FS, so if you have a tea hash disk, and mount
 ** with -o hash=rupasov, the mount will fail.