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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-05-15 14:03:13 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-05-15 14:03:13 -0700 |
commit | 12bf0b632ed090358cbf03e323e5342212d0b2e4 (patch) | |
tree | 136d6e77fb5b8f8ae9469ccb25100ae97c17f567 /net/sunrpc | |
parent | f85c1598ddfe83f61d0656bd1d2025fa3b148b99 (diff) | |
parent | 8eed292bc8cbf737e46fb1c119d4c8f6dcb00650 (diff) | |
download | linux-12bf0b632ed090358cbf03e323e5342212d0b2e4.tar.gz |
Merge tag 'nfs-for-5.7-5' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client bugfixes from Trond Myklebust: "Highlights include: Stable fixes: - nfs: fix NULL deference in nfs4_get_valid_delegation Bugfixes: - Fix corruption of the return value in cachefiles_read_or_alloc_pages() - Fix several fscache cookie issues - Fix a fscache queuing race that can trigger a BUG_ON - NFS: Fix two use-after-free regressions due to the RPC_TASK_CRED_NOREF flag - SUNRPC: Fix a use-after-free regression in rpc_free_client_work() - SUNRPC: Fix a race when tearing down the rpc client debugfs directory - SUNRPC: Signalled ASYNC tasks need to exit - NFSv3: fix rpc receive buffer size for MOUNT call" * tag 'nfs-for-5.7-5' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: NFSv3: fix rpc receive buffer size for MOUNT call SUNRPC: 'Directory with parent 'rpc_clnt' already present!' NFS/pnfs: Don't use RPC_TASK_CRED_NOREF with pnfs NFS: Don't use RPC_TASK_CRED_NOREF with delegreturn SUNRPC: Signalled ASYNC tasks need to exit nfs: fix NULL deference in nfs4_get_valid_delegation SUNRPC: fix use-after-free in rpc_free_client_work() cachefiles: Fix race between read_waiter and read_copier involving op->to_do NFSv4: Fix fscache cookie aux_data to ensure change_attr is included NFS: Fix fscache super_cookie allocation NFS: Fix fscache super_cookie index_key from changing after umount cachefiles: Fix corruption of the return value in cachefiles_read_or_alloc_pages()
Diffstat (limited to 'net/sunrpc')
-rw-r--r-- | net/sunrpc/clnt.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 8350d3a2e9a7..61b21dafd7c0 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -889,7 +889,9 @@ static void rpc_free_client_work(struct work_struct *work) * here. */ rpc_clnt_debugfs_unregister(clnt); + rpc_free_clid(clnt); rpc_clnt_remove_pipedir(clnt); + xprt_put(rcu_dereference_raw(clnt->cl_xprt)); kfree(clnt); rpciod_down(); @@ -907,10 +909,8 @@ rpc_free_client(struct rpc_clnt *clnt) rpc_unregister_client(clnt); rpc_free_iostats(clnt->cl_metrics); clnt->cl_metrics = NULL; - xprt_put(rcu_dereference_raw(clnt->cl_xprt)); xprt_iter_destroy(&clnt->cl_xpi); put_cred(clnt->cl_cred); - rpc_free_clid(clnt); INIT_WORK(&clnt->cl_work, rpc_free_client_work); schedule_work(&clnt->cl_work); @@ -2433,6 +2433,11 @@ rpc_check_timeout(struct rpc_task *task) { struct rpc_clnt *clnt = task->tk_client; + if (RPC_SIGNALLED(task)) { + rpc_call_rpcerror(task, -ERESTARTSYS); + return; + } + if (xprt_adjust_timeout(task->tk_rqstp) == 0) return; |