Jun 23 2016

i40e: Remove redundant memset 

Author: Amitoj Kaur Chawla <amitoj1606@gmail.com>

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 
Tested-by: Andrew Bowers 
Signed-off-by: Jeff Kirsher 

---
 drivers/net/ethernet/intel/i40e/i40e_main.c | 1 -
 1 file changed, 1 deletion(-)
 
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 2351a08..753c3b1 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -7916,7 +7916,6 @@ 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);

qlambert