typo fixes: aquire -> acquire

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Acked-by: Mauro Carvalho Chehab <mchehab@infradead.org>
diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c
index 478bf4d..c105b95 100644
--- a/drivers/char/isicom.c
+++ b/drivers/char/isicom.c
@@ -245,7 +245,7 @@
 	printk(KERN_WARNING "ISICOM: Failed to lock Card (0x%lx)\n",
 		card->base);
 
-	return 0;	/* Failed to aquire the card! */
+	return 0;	/* Failed to acquire the card! */
 }
 
 static int lock_card_at_interrupt(struct isi_board *card)
@@ -262,7 +262,7 @@
 			spin_unlock_irqrestore(&card->card_lock, card->flags);
 	}
 	/* Failing in interrupt is an acceptable event */
-	return 0;	/* Failed to aquire the card! */
+	return 0;	/* Failed to acquire the card! */
 }
 
 static void unlock_card(struct isi_board *card)
diff --git a/drivers/media/video/bt8xx/bttvp.h b/drivers/media/video/bt8xx/bttvp.h
index d295601..311c4c5 100644
--- a/drivers/media/video/bt8xx/bttvp.h
+++ b/drivers/media/video/bt8xx/bttvp.h
@@ -360,7 +360,7 @@
 	int mbox_csel;
 
 	/* risc memory management data
-	   - must aquire s_lock before changing these
+	   - must acquire s_lock before changing these
 	   - only the irq handler is supported to touch top + bottom + vcurr */
 	struct btcx_riscmem     main;
 	struct bttv_buffer      *screen;    /* overlay             */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index d6f6579..6734453 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2134,7 +2134,7 @@
 	mempool_t	*srb_mempool;
 
 	/* This spinlock is used to protect "io transactions", you must
-	 * aquire it before doing any IO to the card, eg with RD_REG*() and
+	 * acquire it before doing any IO to the card, eg with RD_REG*() and
 	 * WRT_REG*() for the duration of your entire commandtransaction.
 	 *
 	 * This spinlock is of lower priority than the io request lock.