Message ID | 20200507110915.38349-1-yanaijie@huawei.com |
---|---|
State | Awaiting Upstream |
Delegated to: | David Miller |
Headers | show |
Series | [net-next] igb: make igb_set_fc_watermarks() return void | expand |
> From: netdev-owner@vger.kernel.org <netdev-owner@vger.kernel.org> On > Behalf Of Jason Yan > Sent: Thursday, May 7, 2020 4:09 AM > To: Kirsher, Jeffrey T <jeffrey.t.kirsher@intel.com>; davem@davemloft.net; > yanaijie@huawei.com; intel-wired-lan@lists.osuosl.org; > netdev@vger.kernel.org; linux-kernel@vger.kernel.org > Subject: [PATCH net-next] igb: make igb_set_fc_watermarks() return void > > This function always return 0 now, we can make it return void to > simplify the code. This fixes the following coccicheck warning: > > drivers/net/ethernet/intel/igb/e1000_mac.c:728:5-12: Unneeded variable: > "ret_val". Return "0" on line 751 > > Signed-off-by: Jason Yan <yanaijie@huawei.com> > --- > drivers/net/ethernet/intel/igb/e1000_mac.c | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) > Tested-by: Aaron Brown <aaron.f.brown@intel.com>
diff --git a/drivers/net/ethernet/intel/igb/e1000_mac.c b/drivers/net/ethernet/intel/igb/e1000_mac.c index 79ee0a747260..3254737c07a3 100644 --- a/drivers/net/ethernet/intel/igb/e1000_mac.c +++ b/drivers/net/ethernet/intel/igb/e1000_mac.c @@ -12,7 +12,7 @@ #include "igb.h" static s32 igb_set_default_fc(struct e1000_hw *hw); -static s32 igb_set_fc_watermarks(struct e1000_hw *hw); +static void igb_set_fc_watermarks(struct e1000_hw *hw); /** * igb_get_bus_info_pcie - Get PCIe bus information @@ -687,7 +687,7 @@ s32 igb_setup_link(struct e1000_hw *hw) wr32(E1000_FCTTV, hw->fc.pause_time); - ret_val = igb_set_fc_watermarks(hw); + igb_set_fc_watermarks(hw); out: @@ -723,9 +723,8 @@ void igb_config_collision_dist(struct e1000_hw *hw) * flow control XON frame transmission is enabled, then set XON frame * tansmission as well. **/ -static s32 igb_set_fc_watermarks(struct e1000_hw *hw) +static void igb_set_fc_watermarks(struct e1000_hw *hw) { - s32 ret_val = 0; u32 fcrtl = 0, fcrth = 0; /* Set the flow control receive threshold registers. Normally, @@ -747,8 +746,6 @@ static s32 igb_set_fc_watermarks(struct e1000_hw *hw) } wr32(E1000_FCRTL, fcrtl); wr32(E1000_FCRTH, fcrth); - - return ret_val; } /**
This function always return 0 now, we can make it return void to simplify the code. This fixes the following coccicheck warning: drivers/net/ethernet/intel/igb/e1000_mac.c:728:5-12: Unneeded variable: "ret_val". Return "0" on line 751 Signed-off-by: Jason Yan <yanaijie@huawei.com> --- drivers/net/ethernet/intel/igb/e1000_mac.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-)