From 342fcde9d91460f01f65707e16368a1571271a3a Mon Sep 17 00:00:00 2001
From: Yang Yingliang <yangyingliang@huawei.com>
Date: Fri, 17 Feb 2023 11:00:31 +0800
Subject: [PATCH] wifi: ath11k: fix return value check in ath11k_ahb_probe()

ioremap() returns NULL pointer not PTR_ERR() when it fails,
so replace the IS_ERR() check with NULL pointer check.

Fixes: b42b3678c91f ("wifi: ath11k: remap ce register space for IPQ5018")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20230217030031.4021289-1-yangyingliang@huawei.com
---
 drivers/net/wireless/ath/ath11k/ahb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/wireless/ath/ath11k/ahb.c
+++ b/drivers/net/wireless/ath/ath11k/ahb.c
@@ -1174,7 +1174,7 @@ static int ath11k_ahb_probe(struct platf
 		 * to a new space for accessing them.
 		 */
 		ab->mem_ce = ioremap(ce_remap->base, ce_remap->size);
-		if (IS_ERR(ab->mem_ce)) {
+		if (!ab->mem_ce) {
 			dev_err(&pdev->dev, "ce ioremap error\n");
 			ret = -ENOMEM;
 			goto err_core_free;
