From 35e1801ea637810830e653ffe7ff62c7048ae03a Mon Sep 17 00:00:00 2001
From: Roel Kluin <roel.kluin@gmail.com>
Date: Wed, 11 Feb 2009 21:13:45 +0100
Subject: [PATCH] PCI hotplug: shpchp: fix bus number check to avoid false
positive
With for (busnr = 0; busnr <= end; busnr++) { ... } busnr reaches end + 1
after the loop. So fix the "no busses available" check to look for just
busnr > end rather than >=.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
---
drivers/pci/hotplug/shpchp_pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/hotplug/shpchp_pci.c b/drivers/pci/hotplug/shpchp_pci.c
index 138f161becc07..aa315e52529bf 100644
--- a/drivers/pci/hotplug/shpchp_pci.c
+++ b/drivers/pci/hotplug/shpchp_pci.c
@@ -137,7 +137,7 @@ int __ref shpchp_configure_device(struct slot *p_slot)
busnr))
break;
}
- if (busnr >= end) {
+ if (busnr > end) {
ctrl_err(ctrl,
"No free bus for hot-added bridge\n");
pci_dev_put(dev);
--
GitLab