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authorChristoph Hellwig <hch@lst.de>2020-07-23 08:08:56 +0200
committerDavid S. Miller <davem@davemloft.net>2020-07-24 15:41:54 -0700
commit01ccb5b48f08f59ca3746d59221f4990aec1b194 (patch)
tree4f1958c7573b7bb9293b79160a99bfa3a0a1639d /net/ipv4/ipmr.c
parentb03afaa82ece13b2a008f0e3a7127bead578e3e6 (diff)
net/ipv4: switch ip_mroute_setsockopt to sockptr_t
Pass a sockptr_t to prepare for set_fs-less handling of the kernel pointer from bpf-cgroup. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ipmr.c')
-rw-r--r--net/ipv4/ipmr.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 678639c01e48..cdf3a40f9ff5 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1341,7 +1341,7 @@ static void mrtsock_destruct(struct sock *sk)
* MOSPF/PIM router set up we can clean this up.
*/
-int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
+int ip_mroute_setsockopt(struct sock *sk, int optname, sockptr_t optval,
unsigned int optlen)
{
struct net *net = sock_net(sk);
@@ -1413,7 +1413,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
ret = -EINVAL;
break;
}
- if (copy_from_user(&vif, optval, sizeof(vif))) {
+ if (copy_from_sockptr(&vif, optval, sizeof(vif))) {
ret = -EFAULT;
break;
}
@@ -1441,7 +1441,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
ret = -EINVAL;
break;
}
- if (copy_from_user(&mfc, optval, sizeof(mfc))) {
+ if (copy_from_sockptr(&val, optval, sizeof(val))) {
ret = -EFAULT;
break;
}
@@ -1459,7 +1459,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
ret = -EINVAL;
break;
}
- if (get_user(val, (int __user *)optval)) {
+ if (copy_from_sockptr(&val, optval, sizeof(val))) {
ret = -EFAULT;
break;
}
@@ -1471,7 +1471,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
ret = -EINVAL;
break;
}
- if (get_user(val, (int __user *)optval)) {
+ if (copy_from_sockptr(&val, optval, sizeof(val))) {
ret = -EFAULT;
break;
}
@@ -1486,7 +1486,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
ret = -EINVAL;
break;
}
- if (get_user(val, (int __user *)optval)) {
+ if (copy_from_sockptr(&val, optval, sizeof(val))) {
ret = -EFAULT;
break;
}
@@ -1508,7 +1508,7 @@ int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval,
ret = -EINVAL;
break;
}
- if (get_user(uval, (u32 __user *)optval)) {
+ if (copy_from_sockptr(&uval, optval, sizeof(uval))) {
ret = -EFAULT;
break;
}