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From: Tony Camuso <tcamuso-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: minyard-HInyCGIudOg@public.gmane.org
Cc: k-tanaka-JhyGz2TFV9J8UrSeD/g0lQ@public.gmane.org,
	devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	rob.herring-bsGFqQB8/DxBDgjK7y7TUQ@public.gmane.org,
	openipmi-developer-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org,
	Corey Minyard <tcminyard-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	myamazak-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org
Subject: [PATCH] ipmi: replace call to try_smi_init() with call to add_smi()
Date: Tue, 08 Jan 2013 15:12:31 -0500	[thread overview]
Message-ID: <50EC7DAF.8030606@redhat.com> (raw)
In-Reply-To: <50CB3662.5080100-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

Upstream commit 9e368fa0 added function ipmi_pnp_probe(), which
calls try_smi_init() directly.

try_smi_init() allocates resources for IPMI driver. However
try_smi_init() can be called again, and the allocated resources
can be unexpectedly released when the same IPMI resource
information is found on both ACPI namespace and SMBIOS table.
ipmi_pnp_probe() should call add_smi() instead of try_smi_init()

For reference, see upstream commit ...
2407d77a1a013b88ee3b817f2b934e420e5376f5

Signed-off-by: Tony Camuso <tcamuso-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>

---
  drivers/char/ipmi/ipmi_si_intf.c |    2 +-
  1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index afb89be..20d13c6 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2223,7 +2223,7 @@ static int __devinit ipmi_pnp_probe(struct pnp_dev *dev,
  	info->dev = &dev->dev;
  	pnp_set_drvdata(dev, info);
  
-	return try_smi_init(info);
+	return add_smi(info);
  
  err_free:
  	kfree(info);
-- 
1.7.1

  parent reply	other threads:[~2013-01-08 20:12 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-13 18:40 [PATCH] ipmi: add new kernel options to prevent automatic ipmi init Tony Camuso
2012-12-13 19:51 ` Corey Minyard
2012-12-14 14:23   ` Tony Camuso
     [not found]     ` <50CB3662.5080100-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-01-08 20:12       ` Tony Camuso [this message]
     [not found]         ` <50EC7DAF.8030606-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2013-01-09 13:39           ` [PATCH] ipmi: replace call to try_smi_init() with call to add_smi() Tony Camuso
     [not found]   ` <50CA38CE.2040005@redhat.com>
     [not found]     ` <AC1B83CE65082B4DBDDB681ED2F6B2EF023202A7@EXHQ.corp.stratus.com>
2012-12-14 16:25       ` [PATCH] ipmi: add new kernel options to prevent automatic ipmi init Evans, Robert
2012-12-14 17:02         ` Corey Minyard
2012-12-17 21:14           ` Evans, Robert
     [not found]             ` <AC1B83CE65082B4DBDDB681ED2F6B2EF023202B4-d72qy8bFiXh4vSn6MaHdYpqQE7yCjDx5@public.gmane.org>
2012-12-21 21:38               ` Evans, Robert

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