David Ahern d7e38611b8 net/ipv4: Put target net when address dump fails due to bad attributes
If tgt_net is set based on IFA_TARGET_NETNSID attribute in the dump
request, make sure all error paths call put_net.

Fixes: 5fcd266a9f64 ("net/ipv4: Add support for dumping addresses for a specific device")
Fixes: c33078e3dfb1 ("net/ipv4: Update inet_dump_ifaddr for strict data checking")
Reported-by: Li RongQing <lirongqing@baidu.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-10-24 14:06:25 -07:00
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