Commit 53fe9241 authored by Al Viro's avatar Al Viro

gfs2: fix d_revalidate oopsen on NFS exports

can't blindly check nd->flags in ->d_revalidate()
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 529c5f95
...@@ -44,7 +44,7 @@ static int gfs2_drevalidate(struct dentry *dentry, struct nameidata *nd) ...@@ -44,7 +44,7 @@ static int gfs2_drevalidate(struct dentry *dentry, struct nameidata *nd)
int error; int error;
int had_lock = 0; int had_lock = 0;
if (nd->flags & LOOKUP_RCU) if (nd && nd->flags & LOOKUP_RCU)
return -ECHILD; return -ECHILD;
parent = dget_parent(dentry); parent = dget_parent(dentry);
......
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