linux-kernel - [PATCH] firmware: stratix10-svc: fix NULL vs IS

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Date:   Sat, 11 Dec 2021 05:13:19 +0000
From:   Miaoqian Lin <linmq006@...il.com>
To:     unlisted-recipients:; (no To-header on input)
Cc:     linmq006@...il.com, Dinh Nguyen <dinguyen@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] firmware: stratix10-svc: fix NULL vs IS_ERR() checking

The svc_create_memory_pool function does not return NULL. It
returns error pointers.

Signed-off-by: Miaoqian Lin <linmq006@...il.com>
---
 drivers/firmware/stratix10-svc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-svc.c
index 29c0a616b317..492c0bd0a76e 100644
--- a/drivers/firmware/stratix10-svc.c
+++ b/drivers/firmware/stratix10-svc.c
@@ -989,8 +989,8 @@ static int stratix10_svc_drv_probe(struct platform_device *pdev)
 		return ret;
 
 	genpool = svc_create_memory_pool(pdev, sh_memory);
-	if (!genpool)
-		return -ENOMEM;
+	if (IS_ERR(genpool))
+		return PTR_ERR(genpool);
 
 	/* allocate service controller and supporting channel */
 	controller = devm_kzalloc(dev, sizeof(*controller), GFP_KERNEL);
-- 
2.17.1