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[IP]: Introduce ip_options_get_from_user

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This variant is needed to satisfy sparse __user annotations.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2005-08-16 19:46:48 -03:00
committed by David S. Miller
parent 6ed8a48582
commit 4c6ea29d82
3 changed files with 40 additions and 18 deletions
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5
include/net/ip.h
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@@ -335,7 +335,10 @@ extern void ip_options_build(struct sk_buff *skb, struct ip_options *opt, u32 da
extern int ip_options_echo(struct ip_options *dopt, struct sk_buff *skb);
extern void ip_options_fragment(struct sk_buff *skb);
extern int ip_options_compile(struct ip_options *opt, struct sk_buff *skb);
extern int ip_options_get(struct ip_options **optp, unsigned char *data, int optlen, int user);
extern int ip_options_get(struct ip_options **optp,
unsigned char *data, int optlen);
extern int ip_options_get_from_user(struct ip_options **optp,
unsigned char __user *data, int optlen);
extern void ip_options_undo(struct ip_options * opt);
extern void ip_forward_options(struct sk_buff *skb);
extern int ip_options_rcv_srr(struct sk_buff *skb);