Eric Dumazet a4b64fbe48 rtnetlink: fix rtnl_calcit() and rtnl_dump_ifinfo() ...

nlmsg_parse() might return an error, so test its return value before
potential random memory accesses.

Errors introduced in commit 115c9b8192 (rtnetlink: Fix problem with
buffer allocation)

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Greg Rose <gregory.v.rose@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2012-03-04 22:02:55 -05:00

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