tree-wide: fix some typos and punctuation in comments

fix some typos and punctuation in comments

Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index cafe9f5..9ac0497 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -78,7 +78,7 @@
 static void __bnep_link_session(struct bnep_session *s)
 {
 	/* It's safe to call __module_get() here because sessions are added
-	   by the socket layer which has to hold the refference to this module.
+	   by the socket layer which has to hold the reference to this module.
 	 */
 	__module_get(THIS_MODULE);
 	list_add(&s->list, &bnep_session_list);
@@ -629,7 +629,7 @@
 	s = __bnep_get_session(req->dst);
 	if (s) {
 		/* Wakeup user-space which is polling for socket errors.
-		 * This is temporary hack untill we have shutdown in L2CAP */
+		 * This is temporary hack until we have shutdown in L2CAP */
 		s->sock->sk->sk_err = EUNATCH;
 
 		/* Kill session thread */