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[libvirt] [PATCH] udev: Parse PCI devices even if libpciaccess fails



We only use libpciaccess for resolving device product/vendor. If
initializing the library fails (say if using qemu:///session), don't
warn so loudly, and carry on as usual.

Signed-off-by: Cole Robinson <crobinso redhat com>
---
 src/node_device/node_device_udev.c |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/node_device/node_device_udev.c b/src/node_device/node_device_udev.c
index 73217c5..f872483 100644
--- a/src/node_device/node_device_udev.c
+++ b/src/node_device/node_device_udev.c
@@ -363,12 +363,15 @@ static int udevTranslatePCIIds(unsigned int vendor,
                                char **vendor_string,
                                char **product_string)
 {
-    int ret = -1;
+    int ret = -1, pciret;
     struct pci_id_match m;
     const char *vendor_name = NULL, *device_name = NULL;
 
-    if (pci_system_init() != 0) {
-        VIR_ERROR0(_("Failed to initialize libpciaccess"));
+    if ((pciret = pci_system_init()) != 0) {
+        char ebuf[1024];
+        VIR_INFO("Failed to initialize libpciaccess: %s",
+                 virStrerror(pciret, ebuf, sizeof ebuf));
+        ret = 0;
         goto out;
     }
 
-- 
1.6.6.1


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