Remove trailing white space with:

 for f in *.{h,c}; do sed -i .sed 's/[[:blank:]]*$//' $f; done
(Thanks to Nicolás Wolovick)

1 files changed, 1 insertions, 1 deletions

diff --git a/fs.h b/fs.h
index e1d7d09..e64ecc0 100644
--- a/fs.h
+++ b/fs.h
@@ -1,4 +1,4 @@
-// On-disk file system format. 
+// On-disk file system format.
 // Both the kernel and user programs use this header file.