net/smc: shorten lgr_cnt initialization
Save a line of code by making use of ATOMIC_INIT() for lgr_cnt. Suggested-by: NDavid S. Miller <davem@davemloft.net> Signed-off-by: NUrsula Braun <ubraun@linux.ibm.com> Signed-off-by: NKarsten Graul <kgraul@linux.ibm.com> Signed-off-by: NJakub Kicinski <jakub.kicinski@netronome.com>
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