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path: root/drivers/net/wireless/ath/wil6210/main.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/main.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/main.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
index 06091d8a9e23..6d39547e20fd 100644
--- a/drivers/net/wireless/ath/wil6210/main.c
+++ b/drivers/net/wireless/ath/wil6210/main.c
@@ -1654,6 +1654,8 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw)
/* Disable device led before reset*/
wmi_led_cfg(wil, false);
+ down_write(&wil->mem_lock);
+
/* prevent NAPI from being scheduled and prevent wmi commands */
mutex_lock(&wil->wmi_mutex);
if (test_bit(wil_status_suspending, wil->status))
@@ -1702,6 +1704,7 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw)
if (wil->secured_boot) {
wil_err(wil, "secured boot is not supported\n");
+ up_write(&wil->mem_lock);
return -ENOTSUPP;
}
@@ -1737,6 +1740,8 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw)
clear_bit(wil_status_resetting, wil->status);
+ up_write(&wil->mem_lock);
+
if (load_fw) {
wil_unmask_irq(wil);
@@ -1786,6 +1791,7 @@ int wil_reset(struct wil6210_priv *wil, bool load_fw)
return rc;
out:
+ up_write(&wil->mem_lock);
clear_bit(wil_status_resetting, wil->status);
return rc;
}
@@ -1811,9 +1817,7 @@ int __wil_up(struct wil6210_priv *wil)
WARN_ON(!mutex_is_locked(&wil->mutex));
- down_write(&wil->mem_lock);
rc = wil_reset(wil, true);
- up_write(&wil->mem_lock);
if (rc)
return rc;
@@ -1905,9 +1909,7 @@ int __wil_down(struct wil6210_priv *wil)
wil_abort_scan_all_vifs(wil, false);
mutex_unlock(&wil->vif_mutex);
- down_write(&wil->mem_lock);
rc = wil_reset(wil, false);
- up_write(&wil->mem_lock);
return rc;
}