Commit cacdc7d2 authored by Al Viro's avatar Al Viro

ip: stash a pointer to msghdr in struct ping_fakehdr

... instead of storing its ->mgs_iter.iov there
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 2e90b1c4
......@@ -59,7 +59,7 @@ extern struct pingv6_ops pingv6_ops;
struct pingfakehdr {
struct icmphdr icmph;
struct iovec *iov;
struct msghdr *msg;
sa_family_t family;
__wsum wcheck;
};
......
......@@ -602,14 +602,14 @@ int ping_getfrag(void *from, char *to,
if (fraglen < sizeof(struct icmphdr))
BUG();
if (csum_partial_copy_fromiovecend(to + sizeof(struct icmphdr),
pfh->iov, 0, fraglen - sizeof(struct icmphdr),
pfh->msg->msg_iter.iov, 0, fraglen - sizeof(struct icmphdr),
&pfh->wcheck))
return -EFAULT;
} else if (offset < sizeof(struct icmphdr)) {
BUG();
} else {
if (csum_partial_copy_fromiovecend
(to, pfh->iov, offset - sizeof(struct icmphdr),
(to, pfh->msg->msg_iter.iov, offset - sizeof(struct icmphdr),
fraglen, &pfh->wcheck))
return -EFAULT;
}
......@@ -811,8 +811,7 @@ static int ping_v4_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *m
pfh.icmph.checksum = 0;
pfh.icmph.un.echo.id = inet->inet_sport;
pfh.icmph.un.echo.sequence = user_icmph.un.echo.sequence;
/* XXX: stripping const */
pfh.iov = (struct iovec *)msg->msg_iter.iov;
pfh.msg = msg;
pfh.wcheck = 0;
pfh.family = AF_INET;
......
......@@ -163,8 +163,7 @@ int ping_v6_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
pfh.icmph.checksum = 0;
pfh.icmph.un.echo.id = inet->inet_sport;
pfh.icmph.un.echo.sequence = user_icmph.icmp6_sequence;
/* XXX: stripping const */
pfh.iov = (struct iovec *)msg->msg_iter.iov;
pfh.msg = msg;
pfh.wcheck = 0;
pfh.family = AF_INET6;
......
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