ksmbd: hide socket error message when ipv6 config is disable

[ Upstream commit 5876e99611a91dfb2fb1f7af9d1ae5c017c8331c ]

When ipv6 config is disable(CONFIG_IPV6 is not set), ksmbd fallback to
create ipv4 socket. User reported that this error message lead to
misunderstood some issue. Users have requested not to print this error
message that occurs even though there is no problem.

Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Acked-by: Tom Talpey <tom@talpey.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/fs/ksmbd/transport_tcp.c b/fs/ksmbd/transport_tcp.c
index 4995f74fb21ceb9443bb49edd28a6e1511df9bf0..20e85e2701f26cf38daac453a41cc5eee2c14245 100644 (file)
--- a/fs/ksmbd/transport_tcp.c
+++ b/fs/ksmbd/transport_tcp.c
@@ -428,7 +428,8 @@ static int create_socket(struct interface *iface)
 
        ret = sock_create(PF_INET6, SOCK_STREAM, IPPROTO_TCP, &ksmbd_socket);
        if (ret) {
-               pr_err("Can't create socket for ipv6, try ipv4: %d\n", ret);
+               if (ret != -EAFNOSUPPORT)
+                       pr_err("Can't create socket for ipv6, fallback to ipv4: %d\n", ret);
                ret = sock_create(PF_INET, SOCK_STREAM, IPPROTO_TCP,
                                  &ksmbd_socket);
                if (ret) {