Linux: Fail gracefully on machines without PCI.

[platform/upstream/libpciaccess.git] / src / linux_sysfs.c

diff --git a/src/linux_sysfs.c b/src/linux_sysfs.c
index 5fa0ea1..9e53fac 100644 (file)
--- a/src/linux_sysfs.c
+++ b/src/linux_sysfs.c
@@ -114,6 +114,9 @@ pci_system_linux_sysfs_create( void )
        pci_sys = calloc( 1, sizeof( struct pci_system ) );
        if ( pci_sys != NULL ) {
            pci_sys->methods = & linux_sysfs_methods;
+#ifdef HAVE_MTRR
+           pci_sys->mtrr_fd = open("/proc/mtrr", O_WRONLY);
+#endif
            err = populate_entries(pci_sys);
        }
        else {
@@ -124,10 +127,6 @@ pci_system_linux_sysfs_create( void )
        err = errno;
     }
 
-#ifdef HAVE_MTRR
-    pci_sys->mtrr_fd = open("/proc/mtrr", O_WRONLY);
-#endif
-
     return err;
 }