linux-kernel - [PATCH 44/49] jsm: Remove the uart port on errors

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Date:	Fri, 22 Oct 2010 11:21:23 -0700
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Breno Leitao <leitao@...ux.vnet.ibm.com>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 44/49] jsm: Remove the uart port on errors

From: Breno Leitao <leitao@...ux.vnet.ibm.com>

If kzmalloc fails, the uart port is not removed causing a leak.
This patch just add another label that removes the uart when the
kzmalloc fails.

Signed-off-by: Breno Leitao <leitao@...ux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/serial/jsm/jsm_driver.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/serial/jsm/jsm_driver.c b/drivers/serial/jsm/jsm_driver.c
index eaf5450..18f5484 100644
--- a/drivers/serial/jsm/jsm_driver.c
+++ b/drivers/serial/jsm/jsm_driver.c
@@ -172,13 +172,15 @@ static int __devinit jsm_probe_one(struct pci_dev *pdev, const struct pci_device
 		 	jsm_uart_port_init here! */
 		dev_err(&pdev->dev, "memory allocation for flipbuf failed\n");
 		rc = -ENOMEM;
-		goto out_free_irq;
+		goto out_free_uart;
 	}
 
 	pci_set_drvdata(pdev, brd);
 	pci_save_state(pdev);
 
 	return 0;
+ out_free_uart:
+	jsm_remove_uart_port(brd);
  out_free_irq:
 	jsm_remove_uart_port(brd);
 	free_irq(brd->irq, brd);
-- 
1.7.2

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