linux-kernel - [PATCH] scsi: advansys: fix improper function call to kfree

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Message-Id: <1509892212-10489-1-git-send-email-bianpan2016@163.com>
Date:   Sun,  5 Nov 2017 22:30:12 +0800
From:   Pan Bian <bianpan2016@....com>
To:     Matthew Wilcox <matthew@....cx>, Hannes Reinecke <hare@...e.com>,
        "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Pan Bian <bianpan2016@....com>
Subject: [PATCH] scsi: advansys: fix improper function call to kfree

In function advansys_eisa_probe(), data->host[i] holds the return value
of scsi_host_alloc(). The memory allocated by scsi_host_alloc() should
be deallocated with scsi_host_put(), not kfree().

Signed-off-by: Pan Bian <bianpan2016@....com>
---
 drivers/scsi/advansys.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 24e57e7..1f56a6d 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -11678,8 +11678,8 @@ static int advansys_eisa_probe(struct device *dev)
 	return 0;
 
  free_data:
-	kfree(data->host[0]);
-	kfree(data->host[1]);
+	scsi_host_put(data->host[0]);
+	scsi_host_put(data->host[1]);
 	kfree(data);
  fail:
 	return err;
-- 
1.9.1