Fix typos in doc and comments

Changes persistant -> persistent. www.dictionary.com does not know
persistant (with an A), but should it be one of those things you can
spell in more than one correct way, let me know.

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index e5c7271..051b7c5 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -6185,7 +6185,7 @@
 		"Abort",					/* 12h */
 		"IO Not Yet Executed",				/* 13h */
 		"IO Executed",					/* 14h */
-		"Persistant Reservation Out Not Affiliation Owner", /* 15h */
+		"Persistent Reservation Out Not Affiliation Owner", /* 15h */
 		"Open Transmit DMA Abort",			/* 16h */
 		"IO Device Missing Delay Retry",		/* 17h */
 		NULL,						/* 18h */