1 files changed, 3 insertions, 8 deletions

diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 144375dea2de..0db38946bc0a 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -538,14 +538,9 @@ static int get_filter(void __user *arg, struct sock_filter **p)
         }
 
         len = uprog.len * sizeof(struct sock_filter);
-        code = kmalloc(len, GFP_KERNEL);
-        if (code == NULL)
-                return -ENOMEM;
-
-        if (copy_from_user(code, uprog.filter, len)) {
-                kfree(code);
-                return -EFAULT;
-        }
+        code = memdup_user(uprog.filter, len);
+        if (IS_ERR(code))
+                return PTR_ERR(code);
 
         err = sk_chk_filter(code, uprog.len);
         if (err) {