linux-kernel - [2.6 patch] message/fusion/mptbase.c: fix use-after-free's

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Message-ID: <20080220003943.GZ31955@cs181133002.pp.htv.fi>
Date:	Wed, 20 Feb 2008 02:39:43 +0200
From:	Adrian Bunk <bunk@...nel.org>
To:	Sathya Prakash <sathya.prakash@....com>,
	James Bottomley <James.Bottomley@...senPartnership.com>
Cc:	linux-kernel@...r.kernel.org
Subject: [2.6 patch] message/fusion/mptbase.c: fix use-after-free's

This patch fixes two use-after-free's introduced by
commit e78d5b8f1e73ab82f3fd041d05824cfee7d83a2c and spotted by the 
Coverity checker.

Signed-off-by: Adrian Bunk <bunk@...nel.org>

---

 drivers/message/fusion/mptbase.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

901baeee449285d231921d0812b64b0f14d794b8 diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index bfda731..0c303c8 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -1481,15 +1481,15 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	ioc->bars = pci_select_bars(pdev, IORESOURCE_MEM);
 	if (pci_enable_device_mem(pdev)) {
-		kfree(ioc);
 		printk(MYIOC_s_ERR_FMT "pci_enable_device_mem() "
 		       "failed\n", ioc->name);
+		kfree(ioc);
 		return r;
 	}
 	if (pci_request_selected_regions(pdev, ioc->bars, "mpt")) {
-		kfree(ioc);
 		printk(MYIOC_s_ERR_FMT "pci_request_selected_regions() with "
 		       "MEM failed\n", ioc->name);
+		kfree(ioc);
 		return r;
 	}
 

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