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authorphk <phk@FreeBSD.org>1997-09-18 18:33:23 +0000
committerphk <phk@FreeBSD.org>1997-09-18 18:33:23 +0000
commitb60a60d3bc74a670ac2b407fd97c6e366a35f301 (patch)
tree355000d72fe9f9e26cec95259fc0080cfc6c02fa /sys/miscfs/umapfs
parent5026643ad51ca7368a7aa0792ac37dea10f1b8ea (diff)
downloadFreeBSD-src-b60a60d3bc74a670ac2b407fd97c6e366a35f301.zip
FreeBSD-src-b60a60d3bc74a670ac2b407fd97c6e366a35f301.tar.gz
Executing binaries on a nullfs (or nullfs-based) filesystem results in
a trap. PR: 3104 Reviewed by: phk Submitted by: Dan Walters hannibal@cyberstation.net
Diffstat (limited to 'sys/miscfs/umapfs')
-rw-r--r--sys/miscfs/umapfs/umap_vnops.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/miscfs/umapfs/umap_vnops.c b/sys/miscfs/umapfs/umap_vnops.c
index 2eb8ab2..64d5fba 100644
--- a/sys/miscfs/umapfs/umap_vnops.c
+++ b/sys/miscfs/umapfs/umap_vnops.c
@@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)umap_vnops.c 8.6 (Berkeley) 5/22/95
- * $Id: umap_vnops.c,v 1.17 1997/05/25 04:50:01 peter Exp $
+ * $Id: umap_vnops.c,v 1.18 1997/08/02 14:32:26 bde Exp $
*/
/*
@@ -225,7 +225,8 @@ umap_bypass(ap)
goto out;
vppp = VOPARG_OFFSETTO(struct vnode***,
descp->vdesc_vpp_offset, ap);
- error = umap_node_create(old_vps[0]->v_mount, **vppp, *vppp);
+ if (*vppp)
+ error = umap_node_create(old_vps[0]->v_mount, **vppp, *vppp);
};
out:
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