NFSv4: Kill braindead gcc warnings
nfs4_open_revalidate: 'res' may be used uninitialized nfs4_callback_compound: ‘hdr_res.nops’ may be used uninitialized 'op_nr’ may be used uninitialized encode_getattr_res: ‘savep’ may be used uninitialized Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -330,7 +330,7 @@ static unsigned encode_op_hdr(struct xdr_stream *xdr, uint32_t op, uint32_t res)
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static unsigned encode_getattr_res(struct svc_rqst *rqstp, struct xdr_stream *xdr, const struct cb_getattrres *res)
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{
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uint32_t *savep;
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uint32_t *savep = NULL;
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unsigned status = res->status;
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if (unlikely(status != 0))
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@ -358,23 +358,26 @@ static unsigned process_op(struct svc_rqst *rqstp,
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struct xdr_stream *xdr_in, void *argp,
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struct xdr_stream *xdr_out, void *resp)
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{
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struct callback_op *op;
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unsigned int op_nr;
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struct callback_op *op = &callback_ops[0];
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unsigned int op_nr = OP_CB_ILLEGAL;
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unsigned int status = 0;
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long maxlen;
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unsigned res;
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dprintk("%s: start\n", __FUNCTION__);
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status = decode_op_hdr(xdr_in, &op_nr);
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if (unlikely(status != 0)) {
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op_nr = OP_CB_ILLEGAL;
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op = &callback_ops[0];
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} else if (unlikely(op_nr != OP_CB_GETATTR && op_nr != OP_CB_RECALL)) {
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if (likely(status == 0)) {
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switch (op_nr) {
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case OP_CB_GETATTR:
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case OP_CB_RECALL:
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op = &callback_ops[op_nr];
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break;
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default:
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op_nr = OP_CB_ILLEGAL;
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op = &callback_ops[0];
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status = htonl(NFS4ERR_OP_ILLEGAL);
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} else
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op = &callback_ops[op_nr];
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}
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}
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maxlen = xdr_out->end - xdr_out->p;
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if (maxlen > 0 && maxlen < PAGE_SIZE) {
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@ -416,6 +419,7 @@ static int nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *resp
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decode_compound_hdr_arg(&xdr_in, &hdr_arg);
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hdr_res.taglen = hdr_arg.taglen;
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hdr_res.tag = hdr_arg.tag;
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hdr_res.nops = NULL;
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encode_compound_hdr_res(&xdr_out, &hdr_res);
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for (;;) {
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@ -908,7 +908,7 @@ out_put_state_owner:
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static struct nfs4_state *nfs4_open_delegated(struct inode *inode, int flags, struct rpc_cred *cred)
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{
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struct nfs4_exception exception = { };
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struct nfs4_state *res;
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struct nfs4_state *res = ERR_PTR(-EIO);
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int err;
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do {
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