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[src/trunk]: src/sys/kern PR 49636 Henning Petersen: use "0L" to return 0 fro...



details:   https://anonhg.NetBSD.org/src/rev/c321a9c752e1
branches:  trunk
changeset: 348217:c321a9c752e1
user:      dholland <dholland%NetBSD.org@localhost>
date:      Mon Oct 10 01:22:08 2016 +0000

description:
PR 49636 Henning Petersen: use "0L" to return 0 from a function returning
long, and test its returned value against "0L" instead of "0".

This is not especially necessary, but it's also harmless.

diffstat:

 sys/kern/uipc_socket.c |  12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diffs (52 lines):

diff -r 0a3bd4a6c419 -r c321a9c752e1 sys/kern/uipc_socket.c
--- a/sys/kern/uipc_socket.c    Sun Oct 09 21:03:43 2016 +0000
+++ b/sys/kern/uipc_socket.c    Mon Oct 10 01:22:08 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uipc_socket.c,v 1.249 2016/10/02 19:26:46 christos Exp $       */
+/*     $NetBSD: uipc_socket.c,v 1.250 2016/10/10 01:22:08 dholland Exp $       */
 
 /*-
  * Copyright (c) 2002, 2007, 2008, 2009 The NetBSD Foundation, Inc.
@@ -71,7 +71,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uipc_socket.c,v 1.249 2016/10/02 19:26:46 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uipc_socket.c,v 1.250 2016/10/10 01:22:08 dholland Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_compat_netbsd.h"
@@ -346,7 +346,7 @@
        int i;
 
        if (VMSPACE_IS_KERNEL_P(uio->uio_vmspace))
-               return (0);
+               return 0L;
 
        if (iov->iov_len < (size_t) space)
                space = iov->iov_len;
@@ -362,13 +362,13 @@
 
        lva = sokvaalloc(sva, len, so);
        if (lva == 0)
-               return 0;
+               return 0L;
 
        error = uvm_loan(&uio->uio_vmspace->vm_map, sva, len,
            m->m_ext.ext_pgs, UVM_LOAN_TOPAGE);
        if (error) {
                sokvafree(lva, len);
-               return (0);
+               return 0L;
        }
 
        for (i = 0, va = lva; i < npgs; i++, va += PAGE_SIZE)
@@ -1008,7 +1008,7 @@
                                    uio->uio_iov->iov_len >= sock_loan_thresh &&
                                    space >= sock_loan_thresh &&
                                    (len = sosend_loan(so, uio, m,
-                                                      space)) != 0) {
+                                                      space)) != 0L) {
                                        SOSEND_COUNTER_INCR(&sosend_loan_big);
                                        space -= len;
                                        goto have_data;



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