diff options
| author | Aya Levin <ayal@nvidia.com> | 2021-03-01 18:54:21 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-03-10 22:01:54 +0300 |
| commit | 55affa97d6758b6aeab0bc68f4884c4b5a6828af (patch) | |
| tree | 5238c8086efd0618ff2431f3d3ce520b504d8612 /drivers | |
| parent | 385d40b042e60aa0b677d7b400a0fefb44bcbaf4 (diff) | |
| download | linux-55affa97d6758b6aeab0bc68f4884c4b5a6828af.tar.xz | |
net/mlx5: Fix turn-off PPS command
Fix a bug of uninitialized pin index when trying to turn off PPS out.
Fixes: de19cd6cc977 ("net/mlx5: Move some PPS logic into helper functions")
Signed-off-by: Aya Levin <ayal@nvidia.com>
Reviewed-by: Eran Ben Elisha <eranbe@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c index b0e129d0f6d8..1e7f26b240de 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/clock.c @@ -495,15 +495,15 @@ static int mlx5_perout_configure(struct ptp_clock_info *ptp, return -EINVAL; field_select = MLX5_MTPPS_FS_ENABLE; + pin = ptp_find_pin(clock->ptp, PTP_PF_PEROUT, rq->perout.index); + if (pin < 0) + return -EBUSY; + if (on) { bool rt_mode = mlx5_real_time_mode(mdev); u32 nsec; s64 sec; - pin = ptp_find_pin(clock->ptp, PTP_PF_PEROUT, rq->perout.index); - if (pin < 0) - return -EBUSY; - pin_mode = MLX5_PIN_MODE_OUT; pattern = MLX5_OUT_PATTERN_PERIODIC; ts.tv_sec = rq->perout.period.sec; |