linux-kernel - [PATCH next] clk: mmp: pxa1908-apbcp: Fix a NULL vs IS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <6155067d-aed5-4799-9e14-6dff7be1cb3a@stanley.mountain>
Date: Wed, 20 Nov 2024 20:18:44 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Duje Mihanović <duje.mihanovic@...le.hr>
Cc: Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>, linux-clk@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: [PATCH next] clk: mmp: pxa1908-apbcp: Fix a NULL vs IS_ERR() bug in
 probe

The devm_kzalloc() function doesn't return error pointers, it returns
NULL on error.  Update the check to match.

Fixes: a89233dbd4df ("clk: mmp: Add Marvell PXA1908 APBCP driver")
Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
---
 drivers/clk/mmp/clk-pxa1908-apbcp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/mmp/clk-pxa1908-apbcp.c b/drivers/clk/mmp/clk-pxa1908-apbcp.c
index 08f3845cbb1b..f638d7e89b47 100644
--- a/drivers/clk/mmp/clk-pxa1908-apbcp.c
+++ b/drivers/clk/mmp/clk-pxa1908-apbcp.c
@@ -48,8 +48,8 @@ static int pxa1908_apbcp_probe(struct platform_device *pdev)
 	struct pxa1908_clk_unit *pxa_unit;
 
 	pxa_unit = devm_kzalloc(&pdev->dev, sizeof(*pxa_unit), GFP_KERNEL);
-	if (IS_ERR(pxa_unit))
-		return PTR_ERR(pxa_unit);
+	if (!pxa_unit)
+		return -ENOMEM;
 
 	pxa_unit->base = devm_platform_ioremap_resource(pdev, 0);
 	if (IS_ERR(pxa_unit->base))
-- 
2.45.2