geneve: fix an uninitialized value in geneve_changelink()

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geneve_nl2info() sets 'df' conditionally, so we have to
initialize it by copying the value from existing geneve
device in geneve_changelink().

Fixes: 56c09de347 ("geneve: allow changing DF behavior after creation")
Reported-by: syzbot+7ebc2e088af5e4c0c9fa@syzkaller.appspotmail.com
Cc: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Reviewed-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Cong Wang 2020-07-22 18:56:25 -07:00 • committed by David S. Miller

parent c75d1d5248

commit 32818c075c

1 changed files with 1 additions and 1 deletions

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drivers/net/geneve.c

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