[src/netbsd-7]: src/sys/dev/ic Pull up following revision(s) (requested by mr...

[snj <snj%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1b34b3578579
branches:  netbsd-7
changeset: 800294:1b34b3578579
user:      snj <snj%NetBSD.org@localhost>
date:      Sat Aug 12 03:48:49 2017 +0000

description:
Pull up following revision(s) (requested by mrg in ticket #1474):
        sys/dev/ic/bwi.c: revision 1.32
Check for M_EXT in m->m_flags, whether m is NULL, after MCLGET.
>From Ilja Van Sprundel.

diffstat:

 sys/dev/ic/bwi.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r df99cff732d0 -r 1b34b3578579 sys/dev/ic/bwi.c
--- a/sys/dev/ic/bwi.c  Sat Aug 12 03:45:15 2017 +0000
+++ b/sys/dev/ic/bwi.c  Sat Aug 12 03:48:49 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bwi.c,v 1.24.4.1 2015/04/21 04:55:15 snj Exp $ */
+/*     $NetBSD: bwi.c,v 1.24.4.2 2017/08/12 03:48:49 snj Exp $ */
 /*     $OpenBSD: bwi.c,v 1.74 2008/02/25 21:13:30 mglocker Exp $       */
 
 /*
@@ -48,7 +48,7 @@
 
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bwi.c,v 1.24.4.1 2015/04/21 04:55:15 snj Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bwi.c,v 1.24.4.2 2017/08/12 03:48:49 snj Exp $");
 
 #include <sys/param.h>
 #include <sys/callout.h>
@@ -8292,7 +8292,7 @@
        if (m == NULL)
                return (ENOBUFS);
        MCLGET(m, init ? M_WAITOK : M_DONTWAIT);
-       if (m == NULL) {
+       if ((m->m_flags & M_EXT) == 0) {
                error = ENOBUFS;
 
                /*