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From: Judith Lebzelter <judith@linux-foundation.org>
To: linux-scsi@vger.kernel.org
Cc: mpt_linux_developer@lsi.com, Eric.Moore@lsi.com,
	James.Bottomley@SteelEye.com
Subject: [ PATCH ] mptsas: Fix oops for insmod during kexec
Date: Fri, 9 Mar 2007 13:07:44 -0800	[thread overview]
Message-ID: <20070309210744.GD1006@shell0.pdx.osdl.net> (raw)

Hello,

This patch is to fix an oops on insmod for mptsas during kexec.
This applies to 2.6.21-rc3.

Signed-off-by:  Judith Lebzelter <judith@osdl.org

---


Index: linux-2.6.21-rc3/drivers/message/fusion/mptsas.c
===================================================================
--- linux-2.6.21-rc3.orig/drivers/message/fusion/mptsas.c
+++ linux-2.6.21-rc3/drivers/message/fusion/mptsas.c
@@ -815,7 +815,7 @@ mptsas_taskmgmt_complete(MPT_ADAPTER *io
 static int
 mptsas_ioc_reset(MPT_ADAPTER *ioc, int reset_phase)
 {
-	MPT_SCSI_HOST	*hd = (MPT_SCSI_HOST *)ioc->sh->hostdata;
+	MPT_SCSI_HOST	*hd;
 	struct mptsas_target_reset_event *target_reset_list, *n;
 	int rc;
 
@@ -827,7 +827,10 @@ mptsas_ioc_reset(MPT_ADAPTER *ioc, int r
 	if (reset_phase != MPT_IOC_POST_RESET)
 		goto out;
 
-	if (!hd || !hd->ioc)
+	if (!ioc->sh || !ioc->sh->hostdata)
+		goto out;
+	hd = (MPT_SCSI_HOST *)ioc->sh->hostdata;
+	if (!hd->ioc)
 		goto out;
 
 	if (list_empty(&hd->target_reset_list))


             reply	other threads:[~2007-03-09 21:07 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-09 21:07 Judith Lebzelter [this message]
2007-03-09 21:22 ` [ PATCH ] mptsas: Fix oops for insmod during kexec Christoph Hellwig
2007-03-09 22:22   ` Moore, Eric
2007-03-10  9:26     ` Christoph Hellwig
2007-03-12 22:14       ` [ PATCH ] mptsas: Fix oops during driver load time(rev 2) Judith Lebzelter

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