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From: Pyun YongHyeon <yongari@FreeBSD.org>
Date: Sun, 20 Feb 2011 01:22:48 +0000 (UTC)
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Subject: svn commit: r218873 - stable/7/sys/dev/nfe
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Author: yongari
Date: Sun Feb 20 01:22:48 2011
New Revision: 218873
URL: http://svn.freebsd.org/changeset/base/218873

Log:
  MFC r217794:
    Reinitialize driver when MTU is changed and driver is running.
  
    Reported by:	Huang, Yusheng ( yusheng.huang <> bluecoat com )

Modified:
  stable/7/sys/dev/nfe/if_nfe.c
Directory Properties:
  stable/7/sys/   (props changed)
  stable/7/sys/cddl/contrib/opensolaris/   (props changed)
  stable/7/sys/contrib/dev/acpica/   (props changed)
  stable/7/sys/contrib/pf/   (props changed)

Modified: stable/7/sys/dev/nfe/if_nfe.c
==============================================================================
--- stable/7/sys/dev/nfe/if_nfe.c	Sun Feb 20 01:20:49 2011	(r218872)
+++ stable/7/sys/dev/nfe/if_nfe.c	Sun Feb 20 01:22:48 2011	(r218873)
@@ -1707,8 +1707,10 @@ nfe_ioctl(struct ifnet *ifp, u_long cmd,
 			else {
 				NFE_LOCK(sc);
 				ifp->if_mtu = ifr->ifr_mtu;
-				if ((ifp->if_drv_flags & IFF_DRV_RUNNING) != 0)
+				if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
+					ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
 					nfe_init_locked(sc);
+				}
 				NFE_UNLOCK(sc);
 			}
 		}