linux-kernel - [PATCH 01/10] hpsa: fix per device memory leak on driver unload

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Message-ID: <20120119200042.17835.93058.stgit@beardog.cce.hp.com>
Date:	Thu, 19 Jan 2012 14:00:42 -0600
From:	"Stephen M. Cameron" <scameron@...rdog.cce.hp.com>
To:	james.bottomley@...senpartnership.com
Cc:	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	mikem@...rdog.cce.hp.com, stephenmcameron@...il.com,
	thenzl@...hat.com, scott.teel@...com, akpm@...ux-foundation.org,
	stable@...nel.org
Subject: [PATCH 01/10] hpsa: fix per device memory leak on driver unload

From: Stephen M. Cameron <scameron@...rdog.cce.hp.com>

Signed-off-by: Stephen M. Cameron <scameron@...rdog.cce.hp.com>
---
 drivers/scsi/hpsa.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 3ecb703..e9b1aa8 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -4480,6 +4480,14 @@ static void hpsa_shutdown(struct pci_dev *pdev)
 #endif				/* CONFIG_PCI_MSI */
 }
 
+static void __devexit hpsa_free_device_info(struct ctlr_info *h)
+{
+	int i;
+
+	for (i = 0; i < h->ndevices; i++)
+		kfree(h->dev[i]);
+}
+
 static void __devexit hpsa_remove_one(struct pci_dev *pdev)
 {
 	struct ctlr_info *h;
@@ -4495,6 +4503,7 @@ static void __devexit hpsa_remove_one(struct pci_dev *pdev)
 	iounmap(h->vaddr);
 	iounmap(h->transtable);
 	iounmap(h->cfgtable);
+	hpsa_free_device_info(h);
 	hpsa_free_sg_chain_blocks(h);
 	pci_free_consistent(h->pdev,
 		h->nr_cmds * sizeof(struct CommandList),

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