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NFSv4: Kill braindead gcc warnings

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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>
This commit is contained in:
Trond Myklebust 2006-03-20 13:44:10 -05:00
parent 967b928136
commit a162a6b804
2 changed files with 17 additions and 13 deletions
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28
fs/nfs/callback_xdr.c
View File

@ -330,7 +330,7 @@ static unsigned encode_op_hdr(struct xdr_stream *xdr, uint32_t op, uint32_t res)
static unsigned encode_getattr_res(struct svc_rqst *rqstp, struct xdr_stream *xdr, const struct cb_getattrres *res)
{
uint32_t *savep;
uint32_t *savep = NULL;
unsigned status = res->status;
if (unlikely(status != 0))
@ -358,23 +358,26 @@ static unsigned process_op(struct svc_rqst *rqstp,
struct xdr_stream *xdr_in, void *argp,
struct xdr_stream *xdr_out, void *resp)
{
struct callback_op *op;
unsigned int op_nr;
struct callback_op *op = &callback_ops[0];
unsigned int op_nr = OP_CB_ILLEGAL;
unsigned int status = 0;
long maxlen;
unsigned res;
dprintk("%s: start\n", __FUNCTION__);
status = decode_op_hdr(xdr_in, &op_nr);
if (unlikely(status != 0)) {
op_nr = OP_CB_ILLEGAL;
op = &callback_ops[0];
} else if (unlikely(op_nr != OP_CB_GETATTR && op_nr != OP_CB_RECALL)) {
op_nr = OP_CB_ILLEGAL;
op = &callback_ops[0];
status = htonl(NFS4ERR_OP_ILLEGAL);
} else
op = &callback_ops[op_nr];
if (likely(status == 0)) {
switch (op_nr) {
case OP_CB_GETATTR:
case OP_CB_RECALL:
op = &callback_ops[op_nr];
break;
default:
op_nr = OP_CB_ILLEGAL;
op = &callback_ops[0];
status = htonl(NFS4ERR_OP_ILLEGAL);
}
}
maxlen = xdr_out->end - xdr_out->p;
if (maxlen > 0 && maxlen < PAGE_SIZE) {
@ -416,6 +419,7 @@ static int nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *resp
decode_compound_hdr_arg(&xdr_in, &hdr_arg);
hdr_res.taglen = hdr_arg.taglen;
hdr_res.tag = hdr_arg.tag;
hdr_res.nops = NULL;
encode_compound_hdr_res(&xdr_out, &hdr_res);
for (;;) {

2
fs/nfs/nfs4proc.c
View File

@ -908,7 +908,7 @@ out_put_state_owner:
static struct nfs4_state *nfs4_open_delegated(struct inode *inode, int flags, struct rpc_cred *cred)
{
struct nfs4_exception exception = { };
struct nfs4_state *res;
struct nfs4_state *res = ERR_PTR(-EIO);
int err;
do {