[PATCH 3.14 18/33] NFSv4.1: Fix an Oops in nfs41_walk_client_list
From: Greg Kroah-Hartman
Date: Tue Feb 03 2015 - 18:22:16 EST
3.14-stable review patch. If anyone has any objections, please let me know.
------------------
From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
commit 3175e1dcec40fab1a444c010087f2068b6b04732 upstream.
If we start state recovery on a client that failed to initialise correctly,
then we are very likely to Oops.
Reported-by: "Mkrtchyan, Tigran" <tigran.mkrtchyan@xxxxxxx>
Link: http://lkml.kernel.org/r/130621862.279655.1421851650684.JavaMail.zimbra@xxxxxxx
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/nfs/nfs4client.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -633,7 +633,7 @@ int nfs41_walk_client_list(struct nfs_cl
prev = pos;
status = nfs_wait_client_init_complete(pos);
- if (status == 0) {
+ if (pos->cl_cons_state == NFS_CS_SESSION_INITING) {
nfs4_schedule_lease_recovery(pos);
status = nfs4_wait_clnt_recover(pos);
}
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