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/ata/libata-sff.c b/drivers/ata/libata-sff.c
index f9e4cd527942..8227c45109ec 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -856,7 +856,7 @@ err_out:
  *      @pdev: PCI device
  *
  *      Some PCI ATA devices report simplex mode but in fact can be told to
- *      enter non simplex mode. This implements the neccessary logic to
+ *      enter non simplex mode. This implements the necessary logic to
  *      perform the task on such devices. Calling it on other devices will
  *      have -undefined- behaviour.
  */