i40e: Remove redundant memset

Orabug: 24568124

Remove redundant call to memset before a call to memcpy.

The Coccinelle semantic patch used to make this change is as follows:
@@
expression e1,e2,e3,e4;
@@

- memset(e1,e2,e3);
  memcpy(e1,e4,e3);

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
(cherry picked from commit 4dec7d045d6d20afe794adbda5b6da2fe5d63a35)
Signed-off-by: Brian Maly <brian.maly@oracle.com>
Signed-off-by: Dhaval Giani <dhaval.giani@oracle.com>

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index e99552d5d3a63d73ae0d5dfe9706726a578af086..2f6c655cd7dfe5838abaaec1e64160f1e31e829a 100644 (file)
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -7834,7 +7834,6 @@ static int i40e_config_rss_aq(struct i40e_vsi *vsi, const u8 *seed,
        u8 *rss_lut;
        int ret, i;
 
-       memset(&rss_key, 0, sizeof(rss_key));
        memcpy(&rss_key, seed, sizeof(rss_key));
 
        rss_lut = kzalloc(pf->rss_table_size, GFP_KERNEL);