From: Zhu Yanjun <redacted>
Date: Sun, 16 Sep 2018 22:49:30 -0400

The function rds_inc_init is in recv process. To use memset can optimize
the function rds_inc_init.
The test result:

     Before:
     1) + 24.950 us   |        rds_inc_init [rds]();
     After:
     1) + 10.990 us   |        rds_inc_init [rds]();

Acked-by: Santosh Shilimkar <redacted>
Signed-off-by: Zhu Yanjun <redacted>
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V1->V2: a new patch for net-next

Applied.