[PATCH] scsi: ncr53c8xx: Fix spelling mistakes in comments

[Zhang Jiaming <jiaming@nfschina.com>]

Fix spelling of is'nt in comments.

Signed-off-by: Zhang Jiaming <jiaming@nfschina.com>
---
 drivers/scsi/ncr53c8xx.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c
index 4458449c960b..b8b1a365355a 100644
--- a/drivers/scsi/ncr53c8xx.c
+++ b/drivers/scsi/ncr53c8xx.c
@@ -2638,7 +2638,7 @@ static	struct script script0 __initdata = {
 }/*-------------------------< RESEL_TAG >-------------------*/,{
 	/*
 	**	Read IDENTIFY + SIMPLE + TAG using a single MOVE.
-	**	Aggressive optimization, is'nt it?
+	**	Aggressive optimization, isn't it?
 	**	No need to test the SIMPLE TAG message, since the 
 	**	driver only supports conformant devices for tags. ;-)
 	*/
@@ -3191,7 +3191,7 @@ static	struct scripth scripth0 __initdata = {
 	**	We must send it again all the messages.
 	*/
 	SCR_SET (SCR_ATN), /* Shall be asserted 2 deskew delays before the  */
-		0,         /* 1rst ACK = 90 ns. Hope the NCR is'nt too fast */
+		0,         /* 1rst ACK = 90 ns. Hope the NCR isn't too fast */
 	SCR_JUMP,
 		PADDR (send_ident),
 }/*-------------------------< CLRATN_GO_ON >-------------------*/,{
-- 
2.34.1