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Subject[PATCH] net: Fix a potential incorrect error handling in rawsock_connect
Date
In rawsock_connect, the device is allocated by calling nfc_get_device.
In case of incorrect bounds index, the device should be freed by
calling nfc_put_device. The patch fixes this issue.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
---
net/nfc/rawsock.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c
index ba5ffd3badd3..4f0f0ea4c009 100644
--- a/net/nfc/rawsock.c
+++ b/net/nfc/rawsock.c
@@ -105,7 +105,7 @@ static int rawsock_connect(struct socket *sock, struct sockaddr *_addr,
if (addr->target_idx > dev->target_next_idx - 1 ||
addr->target_idx < dev->target_next_idx - dev->n_targets) {
rc = -EINVAL;
- goto error;
+ goto put_dev;
}

rc = nfc_activate_target(dev, addr->target_idx, addr->nfc_protocol);
--
2.25.1
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