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authorChristoph Hellwig <hch@lst.de>2017-05-12 15:36:49 +0200
committerChristoph Hellwig <hch@lst.de>2017-05-15 17:42:20 +0200
commit499b4988109e91b76f231fb1b4f1e53ec3260686 (patch)
treecb00c04bb34f8e82ef15bdd4d843c33a7833c80e /net/sunrpc/clnt.c
parentf700c72dd2f1f886f56788436b540aab95903c3f (diff)
downloadlwn-499b4988109e91b76f231fb1b4f1e53ec3260686.tar.gz
lwn-499b4988109e91b76f231fb1b4f1e53ec3260686.zip
sunrpc: mark all struct rpc_procinfo instances as const
struct rpc_procinfo contains function pointers, and marking it as constant avoids it being able to be used as an attach vector for code injections. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'net/sunrpc/clnt.c')
-rw-r--r--net/sunrpc/clnt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index f2d1f971247b..2e49d1f892b7 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1674,7 +1674,7 @@ call_allocate(struct rpc_task *task)
unsigned int slack = task->tk_rqstp->rq_cred->cr_auth->au_cslack;
struct rpc_rqst *req = task->tk_rqstp;
struct rpc_xprt *xprt = req->rq_xprt;
- struct rpc_procinfo *proc = task->tk_msg.rpc_proc;
+ const struct rpc_procinfo *proc = task->tk_msg.rpc_proc;
int status;
dprint_status(task);
@@ -2489,7 +2489,7 @@ static int rpcproc_decode_null(struct rpc_rqst *rqstp, struct xdr_stream *xdr,
return 0;
}
-static struct rpc_procinfo rpcproc_null = {
+static const struct rpc_procinfo rpcproc_null = {
.p_encode = rpcproc_encode_null,
.p_decode = rpcproc_decode_null,
};