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OpenCloudOS-Kernel
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switch getfrag callbacks to ..._full() primitives 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2016-11-03 18:17:31 -04:00
parent 15e6cb46c9
commit 0b62fca262
3 changed files with 7 additions and 7 deletions
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2
include/net/udplite.h
View File

@ -20,7 +20,7 @@ static __inline__ int udplite_getfrag(void *from, char *to, int offset,
int len, int odd, struct sk_buff *skb)
{
struct msghdr *msg = from;
return copy_from_iter(to, len, &msg->msg_iter) != len ? -EFAULT : 0;
return copy_from_iter_full(to, len, &msg->msg_iter) ? 0 : -EFAULT;
}
/* Designate sk as UDP-Lite socket */

4
net/ipv4/ip_output.c
View File

@ -802,11 +802,11 @@ ip_generic_getfrag(void *from, char *to, int offset, int len, int odd, struct sk
struct msghdr *msg = from;
if (skb->ip_summed == CHECKSUM_PARTIAL) {
if (copy_from_iter(to, len, &msg->msg_iter) != len)
if (!copy_from_iter_full(to, len, &msg->msg_iter))
return -EFAULT;
} else {
__wsum csum = 0;
if (csum_and_copy_from_iter(to, len, &csum, &msg->msg_iter) != len)
if (!csum_and_copy_from_iter_full(to, len, &csum, &msg->msg_iter))
return -EFAULT;
skb->csum = csum_block_add(skb->csum, csum, odd);
}

8
net/ipv4/ping.c
View File

@ -609,15 +609,15 @@ int ping_getfrag(void *from, char *to,
fraglen -= sizeof(struct icmphdr);
if (fraglen < 0)
BUG();
if (csum_and_copy_from_iter(to + sizeof(struct icmphdr),
if (!csum_and_copy_from_iter_full(to + sizeof(struct icmphdr),
fraglen, &pfh->wcheck,
&pfh->msg->msg_iter) != fraglen)
&pfh->msg->msg_iter))
return -EFAULT;
} else if (offset < sizeof(struct icmphdr)) {
BUG();
} else {
if (csum_and_copy_from_iter(to, fraglen, &pfh->wcheck,
&pfh->msg->msg_iter) != fraglen)
if (!csum_and_copy_from_iter_full(to, fraglen, &pfh->wcheck,
&pfh->msg->msg_iter))
return -EFAULT;
}