Merge branch 'cxgb3-undefined-behaviour-and-use-struct_size'

Gustavo A. R. Silva says:

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cxgb3/l2t: Fix undefined behaviour and use struct_size() helper

This patchset aims to fix an undefined behaviour when using a zero-sized
array and, add the use of the struct_size() helper in kvzalloc().

You might consider the first patch in this series for stable.

More details in the commit logs.
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Signed-off-by: David S. Miller <davem@davemloft.net>