From: Eric Moore <eric.moore@lsil.com>
Date: Tue, 11 Jul 2006 23:23:23 +0000 (-0600)
Subject: [SCSI] mptfusion: mptctl panic when loading
X-Git-Tag: v2.6.18-rc3~76^2~7
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d58b2725d28041ff9412fecb109bebf76b1a9b26;p=karo-tx-linux.git

[SCSI] mptfusion: mptctl panic when loading

Fix panic for when mptctl is loading at the same time
when one of the fusion llds (mptsas/mptfc/mptspi) is loading.

Signed-off-by: Eric Moore <Eric.Moore@lsil.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---

diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 43308df64623..10def27c1af5 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -678,19 +678,19 @@ int
 mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx)
 {
 	MPT_ADAPTER	*ioc;
+	const struct pci_device_id *id;
 
-	if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) {
+	if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS)
 		return -EINVAL;
-	}
 
 	MptDeviceDriverHandlers[cb_idx] = dd_cbfunc;
 
 	/* call per pci device probe entry point */
 	list_for_each_entry(ioc, &ioc_list, list) {
-		if(dd_cbfunc->probe) {
-			dd_cbfunc->probe(ioc->pcidev,
-			  ioc->pcidev->driver->id_table);
-  		}
+		id = ioc->pcidev->driver ?
+		    ioc->pcidev->driver->id_table : NULL;
+		if (dd_cbfunc->probe)
+			dd_cbfunc->probe(ioc->pcidev, id);
 	 }
 
 	return 0;