Fix misc .c/.h comment typos

Fix various .c/.h typos in comments (no code changes).

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

drivers/scsi/ncr53c8xx.c

@@ -185,7 +185,7 @@ static inline struct list_head *ncr_list_pop(struct list_head *head)
 **	power of 2 cache line size.
 **	Enhanced in linux-2.3.44 to provide a memory pool 
 **	per pcidev to support dynamic dma mapping. (I would 
-**	have preferred a real bus astraction, btw).
+**	have preferred a real bus abstraction, btw).
 **
 **==========================================================
 */
@@ -1438,7 +1438,7 @@ struct head {
 **	The first four bytes (scr_st[4]) are used inside the script by 
 **	"COPY" commands.
 **	Because source and destination must have the same alignment
-**	in a DWORD, the fields HAVE to be at the choosen offsets.
+**	in a DWORD, the fields HAVE to be at the chosen offsets.
 **		xerr_st		0	(0x34)	scratcha
 **		sync_st		1	(0x05)	sxfer
 **		wide_st		3	(0x03)	scntl3
@@ -1498,7 +1498,7 @@ struct head {
 **	the DSA (data structure address) register points
 **	to this substructure of the ccb.
 **	This substructure contains the header with
-**	the script-processor-changable data and
+**	the script-processor-changeable data and
 **	data blocks for the indirect move commands.
 **
 **----------------------------------------------------------
@@ -5107,7 +5107,7 @@ void ncr_complete (struct ncb *np, struct ccb *cp)
 
 /*
 **	This CCB has been skipped by the NCR.
-**	Queue it in the correponding unit queue.
+**	Queue it in the corresponding unit queue.
 */
 static void ncr_ccb_skipped(struct ncb *np, struct ccb *cp)
 {
@@ -5896,8 +5896,8 @@ static void ncr_log_hard_error(struct ncb *np, u16 sist, u_char dstat)
 **
 **	In normal cases, interrupt conditions occur one at a 
 **	time. The ncr is able to stack in some extra registers 
-**	other interrupts that will occurs after the first one.
-**	But severall interrupts may occur at the same time.
+**	other interrupts that will occur after the first one.
+**	But, several interrupts may occur at the same time.
 **
 **	We probably should only try to deal with the normal 
 **	case, but it seems that multiple interrupts occur in 
@@ -6796,7 +6796,7 @@ void ncr_int_sir (struct ncb *np)
 **	The host status field is set to HS_NEGOTIATE to mark this
 **	situation.
 **
-**	If the target doesn't answer this message immidiately
+**	If the target doesn't answer this message immediately
 **	(as required by the standard), the SIR_NEGO_FAIL interrupt
 **	will be raised eventually.
 **	The handler removes the HS_NEGOTIATE status, and sets the