From: Wei Li <liwei391@huawei.com>
Date: Thu, 15 Jul 2021 03:26:25 +0000 (+0800)
Subject: scsi: fdomain: Fix error return code in fdomain_probe()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=632c4ae6da1d629eddf9da1e692d7617c568c256;p=linux.git

scsi: fdomain: Fix error return code in fdomain_probe()

If request_region() fails the return value is not set. Return -EBUSY on
error.

Link: https://lore.kernel.org/r/20210715032625.1395495-1-liwei391@huawei.com
Fixes: 8674a8aa2c39 ("scsi: fdomain: Add PCMCIA support")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Li <liwei391@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/scsi/pcmcia/fdomain_cs.c b/drivers/scsi/pcmcia/fdomain_cs.c
index e42acf314d068..33df6a9ba9b5f 100644
--- a/drivers/scsi/pcmcia/fdomain_cs.c
+++ b/drivers/scsi/pcmcia/fdomain_cs.c
@@ -45,8 +45,10 @@ static int fdomain_probe(struct pcmcia_device *link)
 		goto fail_disable;
 
 	if (!request_region(link->resource[0]->start, FDOMAIN_REGION_SIZE,
-			    "fdomain_cs"))
+			    "fdomain_cs")) {
+		ret = -EBUSY;
 		goto fail_disable;
+	}
 
 	sh = fdomain_create(link->resource[0]->start, link->irq, 7, &link->dev);
 	if (!sh) {