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| author |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-07-17 21:22:38 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-07-18 14:43:52 -0400 |
| commit | 75369089820473eac45e9ddd970081901a373c08 (patch) | |
| tree | 348fdb310218b444e10e0d88ebfef28c2e9242a0 /net/sunrpc/clnt.c | |
| parent | pnfs/flexfiles: Fix PTR_ERR() dereferences in ff_layout_track_ds_error (diff) | |
| download | wireguard-linux-75369089820473eac45e9ddd970081901a373c08.tar.xz wireguard-linux-75369089820473eac45e9ddd970081901a373c08.zip | |
SUNRPC: Ensure the bvecs are reset when we re-encode the RPC request
The bvec tracks the list of pages, so if the number of pages changes
due to a re-encode, we need to reset the bvec as well.
Fixes: 277e4ab7d530 ("SUNRPC: Simplify TCP receive code by switching...")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Cc: stable@vger.kernel.org # v4.20+
Diffstat (limited to 'net/sunrpc/clnt.c')
| -rw-r--r-- | net/sunrpc/clnt.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 79c849391cb9..d8679b6027e9 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -1865,6 +1865,7 @@ rpc_xdr_encode(struct rpc_task *task) req->rq_snd_buf.head[0].iov_len = 0; xdr_init_encode(&xdr, &req->rq_snd_buf, req->rq_snd_buf.head[0].iov_base, req); + xdr_free_bvec(&req->rq_snd_buf); if (rpc_encode_header(task, &xdr)) return; @@ -1904,8 +1905,6 @@ call_encode(struct rpc_task *task) rpc_call_rpcerror(task, task->tk_status); } return; - } else { - xprt_request_prepare(task->tk_rqstp); } /* Add task to reply queue before transmission to avoid races */ |