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nfsd4: remove nfs4_acl_new

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This is a not-that-useful kmalloc wrapper.  And I'd like one of the
callers to actually use something other than kmalloc.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2014-06-24 17:51:21 -04:00
parent 29c353b3fe
commit bcaab953b1
3 changed files with 10 additions and 12 deletions
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2
fs/nfsd/acl.h
View file

@ -47,7 +47,7 @@ struct svc_rqst;
#define NFS4_ACL_MAX ((PAGE_SIZE - sizeof(struct nfs4_acl)) \
/ sizeof(struct nfs4_ace))
struct nfs4_acl *nfs4_acl_new(int);
int nfs4_acl_bytes(int entries);
int nfs4_acl_get_whotype(char *, u32);
__be32 nfs4_acl_write_who(struct xdr_stream *xdr, int who);

18
fs/nfsd/nfs4acl.c
View file

@ -161,11 +161,12 @@ nfsd4_get_nfs4_acl(struct svc_rqst *rqstp, struct dentry *dentry,
size += 2 * dpacl->a_count;
}
*acl = nfs4_acl_new(size);
*acl = kmalloc(nfs4_acl_bytes(size), GFP_KERNEL);
if (*acl == NULL) {
error = -ENOMEM;
goto out;
}
(*acl)->naces = 0;
_posix_to_nfsv4_one(pacl, *acl, flags & ~NFS4_ACL_TYPE_DEFAULT);
@ -872,16 +873,13 @@ ace2type(struct nfs4_ace *ace)
return -1;
}
struct nfs4_acl *
nfs4_acl_new(int n)
/*
* return the size of the struct nfs4_acl required to represent an acl
* with @entries entries.
*/
int nfs4_acl_bytes(int entries)
{
struct nfs4_acl *acl;
acl = kmalloc(sizeof(*acl) + n*sizeof(struct nfs4_ace), GFP_KERNEL);
if (acl == NULL)
return NULL;
acl->naces = 0;
return acl;
return sizeof(struct nfs4_acl) + entries * sizeof(struct nfs4_ace);
}
static struct {

2
fs/nfsd/nfs4xdr.c
View file

@ -309,7 +309,7 @@ nfsd4_decode_fattr(struct nfsd4_compoundargs *argp, u32 *bmval,
if (nace > NFS4_ACL_MAX)
return nfserr_fbig;
*acl = nfs4_acl_new(nace);
*acl = kmalloc(nfs4_acl_bytes(nace), GFP_KERNEL);
if (*acl == NULL)
return nfserr_jukebox;