[src/pgoyette-localcount]: src/sys/ufs/ffs Actually save the bdev value when ...

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

details:   https://anonhg.NetBSD.org/src/rev/a52c59bf4bc3
branches:  pgoyette-localcount
changeset: 852830:a52c59bf4bc3
user:      pgoyette <pgoyette%NetBSD.org@localhost>
date:      Thu Jul 21 10:37:09 2016 +0000

description:
Actually save the bdev value when it is retrieved, so we can use it
later in a call to bdevsw_release().

diffstat:

 sys/ufs/ffs/ffs_vfsops.c |  15 +++++++++------
 1 files changed, 9 insertions(+), 6 deletions(-)

diffs (36 lines):

diff -r 453e9e374f2e -r a52c59bf4bc3 sys/ufs/ffs/ffs_vfsops.c
--- a/sys/ufs/ffs/ffs_vfsops.c  Thu Jul 21 10:34:11 2016 +0000
+++ b/sys/ufs/ffs/ffs_vfsops.c  Thu Jul 21 10:37:09 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ffs_vfsops.c,v 1.339.2.1 2016/07/20 23:47:57 pgoyette Exp $    */
+/*     $NetBSD: ffs_vfsops.c,v 1.339.2.2 2016/07/21 10:37:09 pgoyette Exp $    */
 
 /*-
  * Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@@ -61,7 +61,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ffs_vfsops.c,v 1.339.2.1 2016/07/20 23:47:57 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ffs_vfsops.c,v 1.339.2.2 2016/07/21 10:37:09 pgoyette Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_ffs.h"
@@ -452,10 +452,13 @@
                        if (devvp->v_type != VBLK) {
                                DPRINTF("non block device %d", devvp->v_type);
                                error = ENOTBLK;
-                       } else if (bdevsw_lookup_acquire(devvp->v_rdev) == NULL) {
-                               DPRINTF("can't find block device 0x%jx",
-                                   devvp->v_rdev);
-                               error = ENXIO;
+                       } else {
+                               bdev = bdevsw_lookup_acquire(devvp->v_rdev);
+                               if (bdev == NULL) {
+                                       DPRINTF("can't find block device 0x%jx",
+                                           devvp->v_rdev);
+                                       error = ENXIO;
+                               }
                        }
                } else {
                        /*