Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/include/scsi/fc/fc_fcp.h b/include/scsi/fc/fc_fcp.h
index 8a143ca..652dec2 100644
--- a/include/scsi/fc/fc_fcp.h
+++ b/include/scsi/fc/fc_fcp.h
@@ -75,7 +75,7 @@
 #define	FCP_PTA_SIMPLE	    0	/* simple task attribute */
 #define	FCP_PTA_HEADQ	    1	/* head of queue task attribute */
 #define	FCP_PTA_ORDERED     2	/* ordered task attribute */
-#define	FCP_PTA_ACA	    4	/* auto. contigent allegiance */
+#define	FCP_PTA_ACA	    4	/* auto. contingent allegiance */
 #define	FCP_PTA_MASK	    7	/* mask for task attribute field */
 #define	FCP_PRI_SHIFT	    3	/* priority field starts in bit 3 */
 #define	FCP_PRI_RESVD_MASK  0x80	/* reserved bits in priority field */
diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index c3e1cbc..ddb0456 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -292,7 +292,7 @@
 	ISCSI_PARAM_PERSISTENT_PORT,
 	ISCSI_PARAM_SESS_RECOVERY_TMO,
 
-	/* pased in through bind conn using transport_fd */
+	/* passed in through bind conn using transport_fd */
 	ISCSI_PARAM_CONN_PORT,
 	ISCSI_PARAM_CONN_ADDRESS,
 
diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h
index 24193c1..a3cbda4 100644
--- a/include/scsi/libfc.h
+++ b/include/scsi/libfc.h
@@ -260,7 +260,7 @@
 /**
  * struct fc_seq_els_data - ELS data used for passing ELS specific responses
  * @reason: The reason for rejection
- * @explan: The explaination of the rejection
+ * @explan: The explanation of the rejection
  *
  * Mainly used by the exchange manager layer.
  */
@@ -525,7 +525,7 @@
 			struct fc_frame *);
 
 	/*
-	 * Send an ELS response using infomation from the received frame.
+	 * Send an ELS response using information from the received frame.
 	 *
 	 * STATUS: OPTIONAL
 	 */
@@ -663,7 +663,7 @@
 	int (*rport_logoff)(struct fc_rport_priv *);
 
 	/*
-	 * Recieve a request from a remote port.
+	 * Receive a request from a remote port.
 	 *
 	 * STATUS: OPTIONAL
 	 */
@@ -704,7 +704,7 @@
 					 void *));
 
 	/*
-	 * Cleanup the FCP layer, used durring link down and reset
+	 * Cleanup the FCP layer, used during link down and reset
 	 *
 	 * STATUS: OPTIONAL
 	 */
diff --git a/include/scsi/libiscsi_tcp.h b/include/scsi/libiscsi_tcp.h
index e6b9fd2..ac0cc1d 100644
--- a/include/scsi/libiscsi_tcp.h
+++ b/include/scsi/libiscsi_tcp.h
@@ -52,7 +52,7 @@
 	iscsi_segment_done_fn_t	*done;
 };
 
-/* Socket connection recieve helper */
+/* Socket connection receive helper */
 struct iscsi_tcp_recv {
 	struct iscsi_hdr	*hdr;
 	struct iscsi_segment	segment;
diff --git a/include/scsi/osd_initiator.h b/include/scsi/osd_initiator.h
index 53a9e88..0a50799 100644
--- a/include/scsi/osd_initiator.h
+++ b/include/scsi/osd_initiator.h
@@ -265,7 +265,7 @@
  * @osi           - Recievs a more detailed error report information (optional).
  * @silent        - Do not print to dmsg (Even if enabled)
  * @bad_obj_list  - Some commands act on multiple objects. Failed objects will
- *                  be recieved here (optional)
+ *                  be received here (optional)
  * @max_obj       - Size of @bad_obj_list.
  * @bad_attr_list - List of failing attributes (optional)
  * @max_attr      - Size of @bad_attr_list.
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index e7e3858..f1f2644 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -46,7 +46,7 @@
 enum {
 	SCSI_QDEPTH_DEFAULT,	/* default requested change, e.g. from sysfs */
 	SCSI_QDEPTH_QFULL,	/* scsi-ml requested due to queue full */
-	SCSI_QDEPTH_RAMP_UP,	/* scsi-ml requested due to threshhold event */
+	SCSI_QDEPTH_RAMP_UP,	/* scsi-ml requested due to threshold event */
 };
 
 struct scsi_host_template {
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 59816fe..2a65167 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -192,9 +192,9 @@
  *
  * This structure exists for each FC port is a virtual FC port. Virtual
  * ports share the physical link with the Physical port. Each virtual
- * ports has a unique presense on the SAN, and may be instantiated via
+ * ports has a unique presence on the SAN, and may be instantiated via
  * NPIV, Virtual Fabrics, or via additional ALPAs. As the vport is a
- * unique presense, each vport has it's own view of the fabric,
+ * unique presence, each vport has it's own view of the fabric,
  * authentication privilege, and priorities.
  *
  * A virtual port may support 1 or more FC4 roles. Typically it is a
@@ -370,7 +370,7 @@
 /*
  * FC SCSI Target Attributes
  *
- * The SCSI Target is considered an extention of a remote port (as
+ * The SCSI Target is considered an extension of a remote port (as
  * a remote port can be more than a SCSI Target). Within the scsi
  * subsystem, we leave the Target as a separate entity. Doing so
  * provides backward compatibility with prior FC transport api's,