Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index e654fa2..5ac7ebc 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -240,7 +240,7 @@
 	/* For RCU-protected deletion */
 	struct rcu_head rcu_head;
 
-	/* List of events which userspace want to recieve */
+	/* List of events which userspace want to receive */
 	struct list_head event_list;
 	spinlock_t event_list_lock;
 };