From: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx> When possible it is better to wait for an explicit event instead of wait an arbitrary amount of time. Signed-off-by: Jérôme Pouiller <jerome.pouiller@xxxxxxxxxx> --- drivers/staging/wfx/hif_tx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/wfx/hif_tx.c b/drivers/staging/wfx/hif_tx.c index 0b1ed12c0e83..ae3cc5919dcd 100644 --- a/drivers/staging/wfx/hif_tx.c +++ b/drivers/staging/wfx/hif_tx.c @@ -72,8 +72,8 @@ int wfx_cmd_send(struct wfx_dev *wdev, struct wfx_hif_msg *request, wfx_bh_request_tx(wdev); if (no_reply) { - /* Chip won't reply. Give enough time to the wq to send the buffer. */ - msleep(100); + /* Chip won't reply. Ensure the wq has send the buffer before to continue. */ + flush_workqueue(system_highpri_wq); ret = 0; goto end; } -- 2.34.1