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nfsd: add __force to opaque verifier field casts

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sparse complains that we're stuffing non-byte-swapped values into
__be32's here. Since they're supposed to be opaque, it doesn't matter
much. Just add __force to make sparse happy.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Jeff Layton 2014-06-17 07:44:11 -04:00 committed by J. Bruce Fields
parent bf18f163e8
commit f419992c1f
2 changed files with 12 additions and 4 deletions
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8
fs/nfsd/nfs4proc.c
View File

@ -581,8 +581,12 @@ static void gen_boot_verifier(nfs4_verifier *verifier, struct net *net)
__be32 verf[2];
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
verf[0] = (__be32)nn->nfssvc_boot.tv_sec;
verf[1] = (__be32)nn->nfssvc_boot.tv_usec;
/*
* This is opaque to client, so no need to byte-swap. Use
* __force to keep sparse happy
*/
verf[0] = (__force __be32)nn->nfssvc_boot.tv_sec;
verf[1] = (__force __be32)nn->nfssvc_boot.tv_usec;
memcpy(verifier->data, verf, sizeof(verifier->data));
}

8
fs/nfsd/nfs4state.c
View File

@ -1421,8 +1421,12 @@ static void gen_confirm(struct nfs4_client *clp)
__be32 verf[2];
static u32 i;
verf[0] = (__be32)get_seconds();
verf[1] = (__be32)i++;
/*
* This is opaque to client, so no need to byte-swap. Use
* __force to keep sparse happy
*/
verf[0] = (__force __be32)get_seconds();
verf[1] = (__force __be32)i++;
memcpy(clp->cl_confirm.data, verf, sizeof(clp->cl_confirm.data));
}