Fix misspellings of "system", "controller", "interrupt" and "necessary".

Fix the various misspellings of "system", controller", "interrupt" and
"[un]necessary".

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/net/irda/discovery.c b/net/irda/discovery.c
index af0cea7..80c33f4 100644
--- a/net/irda/discovery.c
+++ b/net/irda/discovery.c
@@ -202,7 +202,7 @@
 	/* Drop the spinlock before calling the higher layers, as
 	 * we can't guarantee they won't call us back and create a
 	 * deadlock. We will work on our own private data, so we
-	 * don't care to be interupted. - Jean II */
+	 * don't care to be interrupted. - Jean II */
 	spin_unlock_irqrestore(&log->hb_spinlock, flags);
 
 	if(buffer == NULL)
diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index 983058d..a2f5a6e 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -389,7 +389,7 @@
  * iucv_declare_cpu
  * @data: unused
  *
- * Declare a interupt buffer on this cpu.
+ * Declare a interrupt buffer on this cpu.
  */
 static void iucv_declare_cpu(void *data)
 {
diff --git a/net/netfilter/xt_CONNMARK.c b/net/netfilter/xt_CONNMARK.c
index 8cc324b..856793e 100644
--- a/net/netfilter/xt_CONNMARK.c
+++ b/net/netfilter/xt_CONNMARK.c
@@ -23,7 +23,7 @@
 #include <linux/ip.h>
 #include <net/checksum.h>
 
-MODULE_AUTHOR("Henrik Nordstrom <hno@marasytems.com>");
+MODULE_AUTHOR("Henrik Nordstrom <hno@marasystems.com>");
 MODULE_DESCRIPTION("IP tables CONNMARK matching module");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("ipt_CONNMARK");
diff --git a/net/netfilter/xt_connmark.c b/net/netfilter/xt_connmark.c
index 1071fc5..9f67920 100644
--- a/net/netfilter/xt_connmark.c
+++ b/net/netfilter/xt_connmark.c
@@ -25,7 +25,7 @@
 #include <linux/netfilter/x_tables.h>
 #include <linux/netfilter/xt_connmark.h>
 
-MODULE_AUTHOR("Henrik Nordstrom <hno@marasytems.com>");
+MODULE_AUTHOR("Henrik Nordstrom <hno@marasystems.com>");
 MODULE_DESCRIPTION("IP tables connmark match module");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("ipt_connmark");
diff --git a/net/sched/em_meta.c b/net/sched/em_meta.c
index e998961..ceda889 100644
--- a/net/sched/em_meta.c
+++ b/net/sched/em_meta.c
@@ -55,7 +55,7 @@
  * 	ppp0..9.
  *
  * 	NOTE: Certain meta values depend on other subsystems and are
- * 	      only available if that subsytem is enabled in the kernel.
+ * 	      only available if that subsystem is enabled in the kernel.
  */
 
 #include <linux/module.h>