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authorJunchang Wang <junchangwang@gmail.com>2010-06-18 10:02:33 +0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-07-30 09:29:14 -0700
commit2eb5ebd3665a38a4526b45cb3a31a132b2aa9927 (patch)
tree1243c320e14eaf58a1208ccb021b8e70891d85ca
parent7736a05a320712c0a9b8f9e1cd0688b2c0848009 (diff)
downloadblackbird-op-linux-2eb5ebd3665a38a4526b45cb3a31a132b2aa9927.tar.gz
blackbird-op-linux-2eb5ebd3665a38a4526b45cb3a31a132b2aa9927.zip
PCI: check return value of pci_enable_device() when enabling bridges
pci_enable_device can fail. In that case, a printed warning would be more appropriate. Signed-off-by: Justin P. Mattock <justinmattock@gmail.com> Signed-off-by: Junchang Wang <junchangwang@gmail.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
-rw-r--r--drivers/pci/bus.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c
index 42eea5fbc13b..7f0af0e9b826 100644
--- a/drivers/pci/bus.c
+++ b/drivers/pci/bus.c
@@ -240,6 +240,8 @@ void pci_enable_bridges(struct pci_bus *bus)
if (dev->subordinate) {
if (!pci_is_enabled(dev)) {
retval = pci_enable_device(dev);
+ if (retval)
+ dev_err(&dev->dev, "Error enabling bridge (%d), continuing\n", retval);
pci_set_master(dev);
}
pci_enable_bridges(dev->subordinate);
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