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[XFRM] netlink: Inline attach_encap_tmpl(), attach_sec_ctx(), and attach_one_addr()

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These functions are only used once and are a lot easier to understand if
inlined directly into the function.

Fixes by Masahide NAKAMURA.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2007-09-06 03:28:08 -07:00 committed by David S. Miller
parent 15901a2746
commit fd21150a0f
1 changed files with 17 additions and 49 deletions
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66
net/xfrm/xfrm_user.c
View file

@ -214,23 +214,6 @@ static int attach_one_algo(struct xfrm_algo **algpp, u8 *props,
return 0; return 0;
} }
static int attach_encap_tmpl(struct xfrm_encap_tmpl **encapp, struct nlattr *rta)
{
struct xfrm_encap_tmpl *p, *uencap;
if (!rta)
return 0;
uencap = nla_data(rta);
p = kmemdup(uencap, sizeof(*p), GFP_KERNEL);
if (!p)
return -ENOMEM;
*encapp = p;
return 0;
}
static inline int xfrm_user_sec_ctx_size(struct xfrm_sec_ctx *xfrm_ctx) static inline int xfrm_user_sec_ctx_size(struct xfrm_sec_ctx *xfrm_ctx)
{ {
int len = 0; int len = 0;
@ -242,33 +225,6 @@ static inline int xfrm_user_sec_ctx_size(struct xfrm_sec_ctx *xfrm_ctx)
return len; return len;
} }
static int attach_sec_ctx(struct xfrm_state *x, struct nlattr *u_arg)
{
struct xfrm_user_sec_ctx *uctx;
if (!u_arg)
return 0;
uctx = nla_data(u_arg);
return security_xfrm_state_alloc(x, uctx);
}
static int attach_one_addr(xfrm_address_t **addrpp, struct nlattr *rta)
{
xfrm_address_t *p, *uaddrp;
if (!rta)
return 0;
uaddrp = nla_data(rta);
p = kmemdup(uaddrp, sizeof(*p), GFP_KERNEL);
if (!p)
return -ENOMEM;
*addrpp = p;
return 0;
}
static void copy_from_user_state(struct xfrm_state *x, struct xfrm_usersa_info *p) static void copy_from_user_state(struct xfrm_state *x, struct xfrm_usersa_info *p)
{ {
memcpy(&x->id, &p->id, sizeof(x->id)); memcpy(&x->id, &p->id, sizeof(x->id));
@ -348,15 +304,27 @@ static struct xfrm_state *xfrm_state_construct(struct xfrm_usersa_info *p,
xfrm_calg_get_byname, xfrm_calg_get_byname,
attrs[XFRMA_ALG_COMP]))) attrs[XFRMA_ALG_COMP])))
goto error; goto error;
if ((err = attach_encap_tmpl(&x->encap, attrs[XFRMA_ENCAP])))
goto error; if (attrs[XFRMA_ENCAP]) {
if ((err = attach_one_addr(&x->coaddr, attrs[XFRMA_COADDR]))) x->encap = kmemdup(nla_data(attrs[XFRMA_ENCAP]),
goto error; sizeof(*x->encap), GFP_KERNEL);
if (x->encap == NULL)
goto error;
}
if (attrs[XFRMA_COADDR]) {
x->coaddr = kmemdup(nla_data(attrs[XFRMA_COADDR]),
sizeof(*x->coaddr), GFP_KERNEL);
if (x->coaddr == NULL)
goto error;
}
err = xfrm_init_state(x); err = xfrm_init_state(x);
if (err) if (err)
goto error; goto error;
if ((err = attach_sec_ctx(x, attrs[XFRMA_SEC_CTX]))) if (attrs[XFRMA_SEC_CTX] &&
security_xfrm_state_alloc(x, nla_data(attrs[XFRMA_SEC_CTX])))
goto error; goto error;
x->km.seq = p->seq; x->km.seq = p->seq;