From: "Yan, Zheng" <[email protected]>
Signed-off-by: Yan, Zheng <[email protected]>
---
fs/ceph/inode.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 49d4de0..6f0a35c 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1288,7 +1288,8 @@ int ceph_readdir_prepopulate(struct ceph_mds_request *req,
u64 r_readdir_offset = req->r_readdir_offset;
u32 frag = le32_to_cpu(rhead->args.readdir.frag);
- if (le32_to_cpu(rinfo->dir_dir->frag) != frag) {
+ if (rinfo->dir_dir &&
+ le32_to_cpu(rinfo->dir_dir->frag) != frag) {
dout("readdir_prepopulate got new frag %x -> %x\n",
frag, le32_to_cpu(rinfo->dir_dir->frag));
frag = le32_to_cpu(rinfo->dir_dir->frag);
--
1.8.1.4
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