* [PATCH RESEND][next] ixgbe: Fix fall-through warnings for Clang
@ 2021-03-05 9:00 Gustavo A. R. Silva
0 siblings, 0 replies; only message in thread
From: Gustavo A. R. Silva @ 2021-03-05 9:00 UTC (permalink / raw)
To: Jesse Brandeburg, Tony Nguyen, David S. Miller, Jakub Kicinski
Cc: intel-wired-lan, netdev, linux-kernel, Gustavo A. R. Silva,
linux-hardening
In preparation to enable -Wimplicit-fallthrough for Clang, fix multiple
warnings by explicitly adding multiple break statements instead of just
letting the code fall through to the next case.
Link: https://github.com/KSPP/linux/issues/115
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
---
drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c | 2 ++
drivers/net/ethernet/intel/ixgbe/ixgbe_common.c | 1 +
drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c | 1 +
drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c | 1 +
4 files changed, 5 insertions(+)
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
index 8d3798a32f0e..cdfff510a27b 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c
@@ -1542,6 +1542,7 @@ s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw,
switch (input_mask->formatted.vm_pool & 0x7F) {
case 0x0:
fdirm |= IXGBE_FDIRM_POOL;
+ break;
case 0x7F:
break;
default:
@@ -1557,6 +1558,7 @@ s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw,
hw_dbg(hw, " Error on src/dst port mask\n");
return IXGBE_ERR_CONFIG;
}
+ break;
case IXGBE_ATR_L4TYPE_MASK:
break;
default:
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
index 62ddb452f862..8d5a01be1d99 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_common.c
@@ -93,6 +93,7 @@ bool ixgbe_device_supports_autoneg_fc(struct ixgbe_hw *hw)
default:
break;
}
+ break;
default:
break;
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
index df389a11d3af..0218f6c9b925 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c
@@ -132,6 +132,7 @@ static void ixgbe_get_first_reg_idx(struct ixgbe_adapter *adapter, u8 tc,
else
*tx = (tc + 4) << 4; /* 96, 112 */
}
+ break;
default:
break;
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
index 22a874eee2e8..23ddfd79fc8b 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c
@@ -999,6 +999,7 @@ static int ixgbe_ptp_set_timestamp_mode(struct ixgbe_adapter *adapter,
switch (config->tx_type) {
case HWTSTAMP_TX_OFF:
tsync_tx_ctl = 0;
+ break;
case HWTSTAMP_TX_ON:
break;
default:
--
2.27.0
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