[PATCH] hte: tegra194: Initialize slice locks before registering chip

[Runyu Xiao]

Registering the HTE chip publishes its request callbacks to consumers.
Initialize every slice lock before registration so a concurrent HTE
request cannot use an uninitialized lock.

Signed-off-by: Runyu Xiao <runyu.xiao@xxxxxxxxxx>
Fixes: 09574cca6ad6 ("hte: Add Tegra194 HTE kernel provider")
Cc: stable@xxxxxxxxxxxxxxx
---
 drivers/hte/hte-tegra194.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/hte/hte-tegra194.c b/drivers/hte/hte-tegra194.c
index 4a7702b32..1612812ab 100644
--- a/drivers/hte/hte-tegra194.c
+++ b/drivers/hte/hte-tegra194.c
@@ -910,17 +910,17 @@ static int tegra_hte_probe(struct platform_device *pdev)
 
 	hte_dev->chip = gc;
 
+	for (i = 0; i < slices; i++) {
+		hte_dev->sl[i].flags = 0;
+		spin_lock_init(&hte_dev->sl[i].s_lock);
+	}
+
 	ret = devm_hte_register_chip(hte_dev->chip);
 	if (ret) {
 		dev_err(gc->dev, "hte chip register failed");
 		return ret;
 	}
 
-	for (i = 0; i < slices; i++) {
-		hte_dev->sl[i].flags = 0;
-		spin_lock_init(&hte_dev->sl[i].s_lock);
-	}
-
 	val = HTE_TECTRL_ENABLE_ENABLE |
 	      (HTE_TECTRL_INTR_ENABLE << HTE_TECTRL_INTR_SHIFT) |
 	      (hte_dev->itr_thrshld << HTE_TECTRL_OCCU_SHIFT);
-- 
2.34.1