Fix misspellings of "system", "controller", "interrupt" and "necessary".

Fix the various misspellings of "system", controller", "interrupt" and
"[un]necessary".

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/rd.c b/drivers/block/rd.c
index 08176d23a46c..47f8ac6cce57 100644
--- a/drivers/block/rd.c
+++ b/drivers/block/rd.c
@@ -365,7 +365,7 @@ static int rd_open(struct inode *inode, struct file *filp)
                 /*
                  * Deep badness.  rd_blkdev_pagecache_IO() needs to allocate
                  * pagecache pages within a request_fn.  We cannot recur back
-                 * into the filesytem which is mounted atop the ramdisk, because
+                 * into the filesystem which is mounted atop the ramdisk, because
                  * that would deadlock on fs locks.  And we really don't want
                  * to reenter rd_blkdev_pagecache_IO when we're already within
                  * that function.