Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 17/79] net: propagate dev_get_valid_name return code | Date | Thu, 23 Aug 2018 09:52:53 +0200 |
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4.4-stable review patch. If anyone has any objections, please let me know.
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From: Li RongQing <lirongqing@baidu.com>
[ Upstream commit 7892bd081045222b9e4027fec279a28d6fe7aa66 ]
if dev_get_valid_name failed, propagate its return code
and remove the setting err to ENODEV, it will be set to 0 again before dev_change_net_namespace exits.
Signed-off-by: Li RongQing <lirongqing@baidu.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- net/core/dev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/net/core/dev.c +++ b/net/core/dev.c @@ -7420,7 +7420,8 @@ int dev_change_net_namespace(struct net_ /* We get here if we can't use the current device name */ if (!pat) goto out; - if (dev_get_valid_name(net, dev, pat) < 0) + err = dev_get_valid_name(net, dev, pat); + if (err < 0) goto out; } @@ -7432,7 +7433,6 @@ int dev_change_net_namespace(struct net_ dev_close(dev); /* And unlink it from device chain */ - err = -ENODEV; unlist_netdevice(dev); synchronize_net();
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