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* [PATCH v2] net/mlx5: Fix missing return value in mlx5_devlink_eswitch_inline_mode_set()
@ 2021-07-22  9:58 Jiapeng Chong
  2021-07-25 10:10 ` Leon Romanovsky
  2021-07-26 22:47 ` Saeed Mahameed
  0 siblings, 2 replies; 3+ messages in thread
From: Jiapeng Chong @ 2021-07-22  9:58 UTC (permalink / raw)
  To: saeedm; +Cc: leon, davem, kuba, netdev, linux-rdma, linux-kernel, Jiapeng Chong

The return value is missing in this code scenario, add the return value
'0' to the return value 'err'.

Eliminate the follow smatch warning:

drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c:3083
mlx5_devlink_eswitch_inline_mode_set() warn: missing error code 'err'.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Fixes: 8e0aa4bc959c ("net/mlx5: E-switch, Protect eswitch mode changes")
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
Changes in v2:
  -For the follow advice: https://lore.kernel.org/patchwork/patch/1461601/

 drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 7579f34..6b0b629 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -3079,8 +3079,11 @@ int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode,
 
 	switch (MLX5_CAP_ETH(dev, wqe_inline_mode)) {
 	case MLX5_CAP_INLINE_MODE_NOT_REQUIRED:
-		if (mode == DEVLINK_ESWITCH_INLINE_MODE_NONE)
+		if (mode == DEVLINK_ESWITCH_INLINE_MODE_NONE) {
+			err = 0;
 			goto out;
+		}
+
 		fallthrough;
 	case MLX5_CAP_INLINE_MODE_L2:
 		NL_SET_ERR_MSG_MOD(extack, "Inline mode can't be set");
-- 
1.8.3.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

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Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-07-22  9:58 [PATCH v2] net/mlx5: Fix missing return value in mlx5_devlink_eswitch_inline_mode_set() Jiapeng Chong
2021-07-25 10:10 ` Leon Romanovsky
2021-07-26 22:47 ` Saeed Mahameed

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