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authorAl Viro <viro@zeniv.linux.org.uk>2014-11-27 20:34:16 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2015-02-04 01:34:14 -0500
commitcacdc7d2f9fa42e29b650e2879df42ea7d7833c1 (patch)
tree45f0ff4663f193b759b74a58a4a902d7667abada /net
parent2e90b1c45e34240eeeacab0b37d5f8f739462bdc (diff)
ip: stash a pointer to msghdr in struct ping_fakehdr
... instead of storing its ->mgs_iter.iov there Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/ping.c7
-rw-r--r--net/ipv6/ping.c3
2 files changed, 4 insertions, 6 deletions
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 2a3720fb5a5f..9e15ba701401 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -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 @@ back_from_confirm:
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;
diff --git a/net/ipv6/ping.c b/net/ipv6/ping.c
index 2d3148378a1f..bd46f736f61d 100644
--- a/net/ipv6/ping.c
+++ b/net/ipv6/ping.c
@@ -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;