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Commit d2338070 authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller
Browse files

tehuti: return -EFAULT on copy_to_user errors 



copy_to_user() returns the number of bytes remaining but we want to
return a negative error code here.

Signed-off-by: default avatarDan Carpenter <error27@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 60a5711d

drivers/net/tehuti.c

+2 −2
Original line number Diff line number Diff line
@@ -646,7 +646,7 @@ static int bdx_ioctl_priv(struct net_device *ndev, struct ifreq *ifr, int cmd) 
		error = copy_from_user(data, ifr->ifr_data, sizeof(data));

		if (error) {

			pr_err("cant copy from user\n");

			RET(error);

			RET(-EFAULT);

		}

		DBG("%d 0x%x 0x%x\n", data[0], data[1], data[2]);

	}
@@ -665,7 +665,7 @@ static int bdx_ioctl_priv(struct net_device *ndev, struct ifreq *ifr, int cmd) 
		    data[2]);

		error = copy_to_user(ifr->ifr_data, data, sizeof(data));

		if (error)

			RET(error);

			RET(-EFAULT);

		break;



	case BDX_OP_WRITE: