net/ipv4/tcp.c: Fix use of PULLHUP instead of POLLHUP in comments.

Change PULLHUP to POLLHUP in tcp_poll comments and clean up another
comment for grammar and coding style.

Signed-off-by: Will Newton <will.newton@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 56a133c..631133e 100644 (file)
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -344,8 +344,8 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
                return inet_csk_listen_poll(sk);
 
        /* Socket is not locked. We are protected from async events
-          by poll logic and correct handling of state changes
-          made by another threads is impossible in any case.
+        * by poll logic and correct handling of state changes
+        * made by other threads is impossible in any case.
         */
 
        mask = 0;
@@ -371,10 +371,10 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
         * in state CLOSE_WAIT. One solution is evident --- to set POLLHUP
         * if and only if shutdown has been made in both directions.
         * Actually, it is interesting to look how Solaris and DUX
-        * solve this dilemma. I would prefer, if PULLHUP were maskable,
+        * solve this dilemma. I would prefer, if POLLHUP were maskable,
         * then we could set it on SND_SHUTDOWN. BTW examples given
         * in Stevens' books assume exactly this behaviour, it explains
-        * why PULLHUP is incompatible with POLLOUT.    --ANK
+        * why POLLHUP is incompatible with POLLOUT.    --ANK
         *
         * NOTE. Check for TCP_CLOSE is added. The goal is to prevent
         * blocking on fresh not-connected or disconnected socket. --ANK