diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ppp_generic.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c index 75e8903c3754..8518a2e58e53 100644 --- a/drivers/net/ppp_generic.c +++ b/drivers/net/ppp_generic.c | |||
@@ -405,6 +405,7 @@ static ssize_t ppp_read(struct file *file, char __user *buf, | |||
405 | DECLARE_WAITQUEUE(wait, current); | 405 | DECLARE_WAITQUEUE(wait, current); |
406 | ssize_t ret; | 406 | ssize_t ret; |
407 | struct sk_buff *skb = NULL; | 407 | struct sk_buff *skb = NULL; |
408 | struct iovec iov; | ||
408 | 409 | ||
409 | ret = count; | 410 | ret = count; |
410 | 411 | ||
@@ -448,7 +449,9 @@ static ssize_t ppp_read(struct file *file, char __user *buf, | |||
448 | if (skb->len > count) | 449 | if (skb->len > count) |
449 | goto outf; | 450 | goto outf; |
450 | ret = -EFAULT; | 451 | ret = -EFAULT; |
451 | if (copy_to_user(buf, skb->data, skb->len)) | 452 | iov.iov_base = buf; |
453 | iov.iov_len = count; | ||
454 | if (skb_copy_datagram_iovec(skb, 0, &iov, skb->len)) | ||
452 | goto outf; | 455 | goto outf; |
453 | ret = skb->len; | 456 | ret = skb->len; |
454 | 457 | ||