netdev - [PATCH] net: ignore sock_from_file errors in __scm_install

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Message-Id: <20200513110759.2362955-1-hch@lst.de>
Date:   Wed, 13 May 2020 13:07:59 +0200
From:   Christoph Hellwig <hch@....de>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org, Ido Schimmel <idosch@...sch.org>
Subject: [PATCH] net: ignore sock_from_file errors in __scm_install_fd

The code had historically been ignoring these errors, and my recent
refactoring changed that, which broke ssh in some setups.

Fixes: 2618d530dd8b ("net/scm: cleanup scm_detach_fds")
Reported-by: Ido Schimmel <idosch@...sch.org>
Signed-off-by: Christoph Hellwig <hch@....de>
---
 net/core/scm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/scm.c b/net/core/scm.c
index a75cd637a71ff..875df1c2989db 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -307,7 +307,7 @@ static int __scm_install_fd(struct file *file, int __user *ufd, int o_flags)
 		sock_update_classid(&sock->sk->sk_cgrp_data);
 	}
 	fd_install(new_fd, get_file(file));
-	return error;
+	return 0;
 }
 
 static int scm_max_fds(struct msghdr *msg)
-- 
2.26.2