sk_err is set when a (connectible) connect() fails. Effectively, this makes
an otherwise still healthy SS_UNCONNECTED socket impossible to use for any
subsequent connection attempts.

Clear sk_err upon trying to establish a connection.

Fixes: d021c344051a ("VSOCK: Introduce VM Sockets")
Reviewed-by: Stefano Garzarella <sgarz...@redhat.com>
Reviewed-by: Luigi Leonardi <leona...@redhat.com>
Signed-off-by: Michal Luczaj <m...@rbox.co>
---
 net/vmw_vsock/af_vsock.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c
index 
cfe18bc8fdbe7ced073c6b3644d635fdbfa02610..075695173648d3a4ecbd04e908130efdbb393b41
 100644
--- a/net/vmw_vsock/af_vsock.c
+++ b/net/vmw_vsock/af_vsock.c
@@ -1523,6 +1523,11 @@ static int vsock_connect(struct socket *sock, struct 
sockaddr *addr,
                if (err < 0)
                        goto out;
 
+               /* sk_err might have been set as a result of an earlier
+                * (failed) connect attempt.
+                */
+               sk->sk_err = 0;
+
                /* Mark sock as connecting and set the error code to in
                 * progress in case this is a non-blocking connect.
                 */

-- 
2.48.1


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