From 53fe924161ff18d24c5c1c256549e9c1b9874827 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 10 Mar 2011 03:44:48 -0500 Subject: gfs2: fix d_revalidate oopsen on NFS exports can't blindly check nd->flags in ->d_revalidate() Signed-off-by: Al Viro --- fs/gfs2/dentry.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs') diff --git a/fs/gfs2/dentry.c b/fs/gfs2/dentry.c index 4a456338b87..0da8da2c991 100644 --- a/fs/gfs2/dentry.c +++ b/fs/gfs2/dentry.c @@ -44,7 +44,7 @@ static int gfs2_drevalidate(struct dentry *dentry, struct nameidata *nd) int error; int had_lock = 0; - if (nd->flags & LOOKUP_RCU) + if (nd && nd->flags & LOOKUP_RCU) return -ECHILD; parent = dget_parent(dentry); -- cgit v1.2.3