From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Mon, 27 Apr 2020 13:22:20 +0000 (+0000)
Subject: tty: vcc: Fix error return code in vcc_probe()
X-Git-Tag: v5.8-rc1~98^2^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9ef391bdc29f0570c2be578210e220d15ea7a453;p=thirdparty%2Fkernel%2Flinux.git

tty: vcc: Fix error return code in vcc_probe()

Fix to return negative error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/tty/vcc.c b/drivers/tty/vcc.c
index d2a1e1228c82d..9ffd42e333b83 100644
--- a/drivers/tty/vcc.c
+++ b/drivers/tty/vcc.c
@@ -605,6 +605,7 @@ static int vcc_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 	port->index = vcc_table_add(port);
 	if (port->index == -1) {
 		pr_err("VCC: no more TTY indices left for allocation\n");
+		rv = -ENOMEM;
 		goto free_ldc;
 	}