[src/trunk]: src/external/cddl/osnet/dist/uts/common/fs/zfs If the config is ...

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

details:   https://anonhg.NetBSD.org/src/rev/0cb0d47e27c8
branches:  trunk
changeset: 763084:0cb0d47e27c8
user:      riz <riz%NetBSD.org@localhost>
date:      Wed Mar 09 23:49:06 2011 +0000

description:
If the config is zero size, don't try to read it.

OK haad@

diffstat:

 external/cddl/osnet/dist/uts/common/fs/zfs/spa_config.c |  3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diffs (13 lines):

diff -r b06b38f76db7 -r 0cb0d47e27c8 external/cddl/osnet/dist/uts/common/fs/zfs/spa_config.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/spa_config.c   Wed Mar 09 23:41:24 2011 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/spa_config.c   Wed Mar 09 23:49:06 2011 +0000
@@ -95,6 +95,9 @@
        if (kobj_get_filesize(file, &fsize) != 0)
                goto out;
 
+       if (fsize == 0)
+               goto out;
+
        buf = kmem_alloc(fsize, KM_SLEEP);
 
        /*