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authorKashyap, Desai <kashyap.desai@lsi.com>2009-09-02 11:43:36 +0530
committerJames Bottomley <James.Bottomley@suse.de>2009-09-12 09:35:25 -0500
commit9e39089b958818c8f3d772414cd27f84fb2622f2 (patch)
tree9117ffceb2bbfd29296eb0f154a20fd3b25ece3c /drivers/message/fusion/mptsas.c
parent5bab08858cecaacba803e8c90638db14bde470c0 (diff)
[SCSI] mptsas : Sanity check for phyinfo is added
Check for phyinfo->phy before calling sas_port_delete_phy. Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/message/fusion/mptsas.c')
-rw-r--r--drivers/message/fusion/mptsas.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 21bd78e4f30..f744f0fc949 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -852,7 +852,13 @@ mptsas_setup_wide_ports(MPT_ADAPTER *ioc, struct mptsas_portinfo *port_info)
port_details->num_phys--;
port_details->phy_bitmask &= ~ (1 << phy_info->phy_id);
memset(&phy_info->attached, 0, sizeof(struct mptsas_devinfo));
- sas_port_delete_phy(port_details->port, phy_info->phy);
+ if (phy_info->phy) {
+ devtprintk(ioc, dev_printk(KERN_DEBUG,
+ &phy_info->phy->dev, MYIOC_s_FMT
+ "delete phy %d, phy-obj (0x%p)\n", ioc->name,
+ phy_info->phy_id, phy_info->phy));
+ sas_port_delete_phy(port_details->port, phy_info->phy);
+ }
phy_info->port_details = NULL;
}