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staging: wfx: make hif_scan() usage clearer

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hif_scan() return max number of jiffies to wait before the completion
indication. However, if this value is negative, an error has occurred.

Reword the code to reflect that behavior.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20200115135338.14374-3-Jerome.Pouiller@silabs.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jérôme Pouiller 2020-01-15 13:54:05 +00:00 committed by Greg Kroah-Hartman
parent 8b08b6a8c3
commit 99aa34a62b
1 changed files with 3 additions and 4 deletions
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7
drivers/staging/wfx/scan.c
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@ -56,10 +56,9 @@ static int send_scan_req(struct wfx_vif *wvif,
wfx_tx_lock_flush(wvif->wdev);
wvif->scan_abort = false;
reinit_completion(&wvif->scan_complete);
ret = hif_scan(wvif, req, start_idx, i - start_idx);
if (ret < 0)
return ret;
timeout = ret;
timeout = hif_scan(wvif, req, start_idx, i - start_idx);
if (timeout < 0)
return timeout;
ret = wait_for_completion_timeout(&wvif->scan_complete, timeout);
if (req->channels[start_idx]->max_power != wvif->wdev->output_power)
hif_set_output_power(wvif, wvif->wdev->output_power * 10);