diff options
| author |   Nathan Chancellor <natechancellor@gmail.com> | 2020-03-16 13:34:52 -0700 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@mellanox.com> | 2020-03-16 23:30:32 -0700 |
| commit | 826096d84f509d95ee8f72728fe19c44fbb9df6b (patch) | |
| tree | fe725b6064ac07f2a83a5bf1d78b8eb8bd718428 | |
| parent | {IB,net}/mlx5: Move asynchronous mkey creation to mlx5_ib (diff) | |
| download | linux-dev-826096d84f509d95ee8f72728fe19c44fbb9df6b.tar.xz linux-dev-826096d84f509d95ee8f72728fe19c44fbb9df6b.zip | |
mlx5: Remove uninitialized use of key in mlx5_core_create_mkey
Clang warns:
../drivers/net/ethernet/mellanox/mlx5/core/mr.c:63:21: warning: variable
'key' is uninitialized when used here [-Wuninitialized]
mkey_index, key, mkey->key);
^~~
../drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h:54:6: note:
expanded from macro 'mlx5_core_dbg'
##__VA_ARGS__)
^~~~~~~~~~~
../include/linux/dev_printk.h:114:39: note: expanded from macro
'dev_dbg'
dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__)
^~~~~~~~~~~
../include/linux/dynamic_debug.h:158:19: note: expanded from macro
'dynamic_dev_dbg'
dev, fmt, ##__VA_ARGS__)
^~~~~~~~~~~
../include/linux/dynamic_debug.h:143:56: note: expanded from macro
'_dynamic_func_call'
__dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
^~~~~~~~~~~
../include/linux/dynamic_debug.h:125:15: note: expanded from macro
'__dynamic_func_call'
func(&id, ##__VA_ARGS__); \
^~~~~~~~~~~
../drivers/net/ethernet/mellanox/mlx5/core/mr.c:47:8: note: initialize
the variable 'key' to silence this warning
u8 key;
^
= '\0'
1 warning generated.
key's initialization was removed in commit fc6a9f86f08a ("{IB,net}/mlx5:
Assign mkey variant in mlx5_ib only") but its use was not fully removed.
Remove it now so that there is no more warning.
Fixes: fc6a9f86f08a ("{IB,net}/mlx5: Assign mkey variant in mlx5_ib only")
Link: https://github.com/ClangBuiltLinux/linux/issues/932
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/mr.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index fd3e6d217c3b..366f2cbfc6db 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -44,7 +44,6 @@ int mlx5_core_create_mkey(struct mlx5_core_dev *dev, u32 mkey_index; void *mkc; int err; - u8 key; MLX5_SET(create_mkey_in, in, opcode, MLX5_CMD_OP_CREATE_MKEY); @@ -59,8 +58,7 @@ int mlx5_core_create_mkey(struct mlx5_core_dev *dev, mkey->key |= mlx5_idx_to_mkey(mkey_index); mkey->pd = MLX5_GET(mkc, mkc, pd); - mlx5_core_dbg(dev, "out 0x%x, key 0x%x, mkey 0x%x\n", - mkey_index, key, mkey->key); + mlx5_core_dbg(dev, "out 0x%x, mkey 0x%x\n", mkey_index, mkey->key); return 0; } EXPORT_SYMBOL(mlx5_core_create_mkey); |