drivers/scsi/: Spelling fixes

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Acked-by: James Smart <james.smart@emulex.com>
Acked-by: Darrick J. Wong <djwong@us.ibm.com>
Acked-by: David Somayajulu <david.somayajulu@qlogic.com>
Acked-by: Mark Salyzyn <mark_salyzyn@adaptec.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>

drivers/scsi/qla4xxx/ql4_def.h

diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h
index accaf690..d6be076 100644
--- a/drivers/scsi/qla4xxx/ql4_def.h
+++ b/drivers/scsi/qla4xxx/ql4_def.h
@@ -121,7 +121,7 @@
 #define MAX_REQS_SERVICED_PER_INTR	16
 
 #define ISCSI_IPADDR_SIZE		4	/* IP address size */
-#define ISCSI_ALIAS_SIZE		32	/* ISCSI Alais name size */
+#define ISCSI_ALIAS_SIZE		32	/* ISCSI Alias name size */
 #define ISCSI_NAME_SIZE			0xE0	/* ISCSI Name size */
 
 #define LSDW(x) ((u32)((u64)(x)))