net: ipv4: current group_info should be put after using.
Plug a group_info refcount leak in ping_init. group_info is only needed during initialization and the code failed to release the reference on exit. While here move grabbing the reference to a place where it is actually needed. Signed-off-by: NChuansheng Liu <chuansheng.liu@intel.com> Signed-off-by: NZhang Dongxing <dongxing.zhang@intel.com> Signed-off-by: Nxiaoming wang <xiaoming.wang@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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