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| author | Al Viro <viro@zeniv.linux.org.uk> | 2011-03-10 08:44:48 (GMT) |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-03-10 08:44:48 (GMT) |
| commit | 53fe924161ff18d24c5c1c256549e9c1b9874827 (patch) | |
| tree | 4447ddc370f8138952146e54c515675cc026a2ee /fs/gfs2/dentry.c | |
| parent | 529c5f958f9e60abaa7407986034b17d17536bf2 (diff) | |
| download | linux-53fe924161ff18d24c5c1c256549e9c1b9874827.tar.xz | |
gfs2: fix d_revalidate oopsen on NFS exports
can't blindly check nd->flags in ->d_revalidate()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/gfs2/dentry.c')
| -rw-r--r-- | fs/gfs2/dentry.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/gfs2/dentry.c b/fs/gfs2/dentry.c index 4a45633..0da8da2 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); |