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authorDavid S. Miller <davem@davemloft.net>2018-10-19 11:03:06 -0700
committerDavid S. Miller <davem@davemloft.net>2018-10-19 11:03:06 -0700
commit2e2d6f0342be7f73a34526077fa96f42f0e8c661 (patch)
tree29f3740825a70aa606e03cf3a048d9a3a751529c /net/socket.c
parent9333f207920336575cba4ed60603c1cdb79ace4f (diff)
parent48995423143a097527802e28d7add20e5a27677a (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
net/sched/cls_api.c has overlapping changes to a call to nlmsg_parse(), one (from 'net') added rtm_tca_policy instead of NULL to the 5th argument, and another (from 'net-next') added cb->extack instead of NULL to the 6th argument. net/ipv4/ipmr_base.c is a case of a bug fix in 'net' being done to code which moved (to mr_table_dump)) in 'net-next'. Thanks to David Ahern for the heads up. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/socket.c')
-rw-r--r--net/socket.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/net/socket.c b/net/socket.c
index 713dc4833d40..b68801c7d0ab 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2875,9 +2875,14 @@ static int ethtool_ioctl(struct net *net, struct compat_ifreq __user *ifr32)
copy_in_user(&rxnfc->fs.ring_cookie,
&compat_rxnfc->fs.ring_cookie,
(void __user *)(&rxnfc->fs.location + 1) -
- (void __user *)&rxnfc->fs.ring_cookie) ||
- copy_in_user(&rxnfc->rule_cnt, &compat_rxnfc->rule_cnt,
- sizeof(rxnfc->rule_cnt)))
+ (void __user *)&rxnfc->fs.ring_cookie))
+ return -EFAULT;
+ if (ethcmd == ETHTOOL_GRXCLSRLALL) {
+ if (put_user(rule_cnt, &rxnfc->rule_cnt))
+ return -EFAULT;
+ } else if (copy_in_user(&rxnfc->rule_cnt,
+ &compat_rxnfc->rule_cnt,
+ sizeof(rxnfc->rule_cnt)))
return -EFAULT;
}