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-rw-r--r--kernel/net/netfilter/ipset/ip_set_core.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_core.c b/kernel/net/netfilter/ipset/ip_set_core.c
index 791453d..6c4c0f7 100644
--- a/kernel/net/netfilter/ipset/ip_set_core.c
+++ b/kernel/net/netfilter/ipset/ip_set_core.c
@@ -2107,8 +2107,9 @@ ip_set_sockfn_get(struct sock *sk, int optval, void __user *user, int *len)
}
req_version->version = IPSET_PROTOCOL;
- ret = copy_to_user(user, req_version,
- sizeof(struct ip_set_req_version));
+ if (copy_to_user(user, req_version,
+ sizeof(struct ip_set_req_version)))
+ ret = -EFAULT;
goto done;
}
case IP_SET_OP_GET_BYNAME: {
@@ -2167,7 +2168,8 @@ ip_set_sockfn_get(struct sock *sk, int optval, void __user *user, int *len)
} /* end of switch(op) */
copy:
- ret = copy_to_user(user, data, copylen);
+ if (copy_to_user(user, data, copylen))
+ ret = -EFAULT;
done:
vfree(data);