[PATCH -next] cxgb4: Remove unused variable ret

[Zou Wei]

This patch fixes below warning reported by coccicheck:

./drivers/net/ethernet/chelsio/cxgb4/t4_hw.c:3284:5-8: Unneeded variable: "ret". Return "0" on line 3301

Signed-off-by: Zou Wei <zou_wei@xxxxxxxxxx>
---
 drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 98d01a7..426d15e 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -3281,8 +3281,6 @@ int t4_get_scfg_version(struct adapter *adapter, u32 *vers)
  */
 int t4_get_version_info(struct adapter *adapter)
 {
-	int ret = 0;
-
 	#define FIRST_RET(__getvinfo) \
 	do { \
 		int __ret = __getvinfo; \
@@ -3298,7 +3296,7 @@ int t4_get_version_info(struct adapter *adapter)
 	FIRST_RET(t4_get_vpd_version(adapter, &adapter->params.vpd_vers));
 
 	#undef FIRST_RET
-	return ret;
+	return 0;
 }
 
 /**
-- 
2.6.2