From: Chen Ni <nichen@iscas.ac.cn>
Date: Thu, 20 Mar 2025 06:39:56 +0000 (+0800)
Subject: pcmcia: omap: Add missing check for platform_get_resource
X-Git-Tag: v6.17-rc5~20^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ecef14f70ec9344a10c817248d2ac6cddee5921e;p=thirdparty%2Fkernel%2Fstable.git

pcmcia: omap: Add missing check for platform_get_resource

Add missing check for platform_get_resource() and return error if it fails
to catch the error.

Fixes: d87d44f7ab35 ("ARM: omap1: move CF chipselect setup to board file")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
---

diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c
index 733777367c3b4..d6f24c7d15622 100644
--- a/drivers/pcmcia/omap_cf.c
+++ b/drivers/pcmcia/omap_cf.c
@@ -215,6 +215,8 @@ static int __init omap_cf_probe(struct platform_device *pdev)
 		return -EINVAL;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res)
+		return -EINVAL;
 
 	cf = kzalloc(sizeof *cf, GFP_KERNEL);
 	if (!cf)