chiark / gitweb /
[PATCH] udev - drop all methods :)
[elogind.git] / libsysfs / sysfs_bus.c
index 3e6c22b..d9da0f8 100644 (file)
@@ -121,16 +121,20 @@ struct dlist *sysfs_get_bus_devices(struct sysfs_bus *bus)
                return NULL;
        }
 
                return NULL;
        }
 
-       dlist_for_each_data(devdir->links, curl, struct sysfs_link) {
-               bdev = sysfs_open_device(curl->target);
-               if (bdev == NULL) {
-                       dprintf("Error opening device at %s\n", curl->target);
-                       continue;
+       if (devdir->links != 0) {
+               dlist_for_each_data(devdir->links, curl, struct sysfs_link) {
+                       bdev = sysfs_open_device_path(curl->target);
+                       if (bdev == NULL) {
+                               dprintf("Error opening device at %s\n", 
+                                                               curl->target);
+                               continue;
+                       }
+                       if (bus->devices == NULL)
+                               bus->devices = dlist_new_with_delete
+                                       (sizeof(struct sysfs_device), 
+                                                       sysfs_close_dev);
+                       dlist_unshift(bus->devices, bdev);
                }
                }
-               if (bus->devices == NULL)
-                       bus->devices = dlist_new_with_delete
-                               (sizeof(struct sysfs_device), sysfs_close_dev);
-               dlist_unshift(bus->devices, bdev);
        }
        sysfs_close_directory(devdir);
 
        }
        sysfs_close_directory(devdir);
 
@@ -165,16 +169,21 @@ struct dlist *sysfs_get_bus_drivers(struct sysfs_bus *bus)
                sysfs_close_directory(drvdir);
                return NULL;
        }
                sysfs_close_directory(drvdir);
                return NULL;
        }
-       dlist_for_each_data(drvdir->subdirs, cursub, struct sysfs_directory) {
-               driver = sysfs_open_driver(cursub->path);
-               if (driver == NULL) {
-                       dprintf("Error opening driver at %s\n", cursub->path);
-                       continue;
+       if (drvdir->subdirs != NULL) {
+               dlist_for_each_data(drvdir->subdirs, cursub, 
+                                               struct sysfs_directory) {
+                       driver = sysfs_open_driver_path(cursub->path);
+                       if (driver == NULL) {
+                               dprintf("Error opening driver at %s\n", 
+                                                               cursub->path);
+                               continue;
+                       }
+                       if (bus->drivers == NULL)
+                               bus->drivers = dlist_new_with_delete
+                                       (sizeof(struct sysfs_driver), 
+                                                       sysfs_close_drv);
+                       dlist_unshift(bus->drivers, driver);
                }
                }
-               if (bus->drivers == NULL)
-                       bus->drivers = dlist_new_with_delete
-                               (sizeof(struct sysfs_driver), sysfs_close_drv);
-               dlist_unshift(bus->drivers, driver);
        }
        sysfs_close_directory(drvdir);
        return (bus->drivers);
        }
        sysfs_close_directory(drvdir);
        return (bus->drivers);
@@ -347,10 +356,9 @@ struct sysfs_device *sysfs_open_bus_device(unsigned char *busname,
                dprintf("Error getting sysfs mount point\n");
                return NULL;
        }
                dprintf("Error getting sysfs mount point\n");
                return NULL;
        }
-       
+
        if (sysfs_trailing_slash(path) == 0)
                strcat(path, "/");
        if (sysfs_trailing_slash(path) == 0)
                strcat(path, "/");
-
        strcat(path, SYSFS_BUS_NAME);
        strcat(path, "/");
        strcat(path, busname);
        strcat(path, SYSFS_BUS_NAME);
        strcat(path, "/");
        strcat(path, busname);
@@ -359,7 +367,7 @@ struct sysfs_device *sysfs_open_bus_device(unsigned char *busname,
        strcat(path, "/");
        strcat(path, dev_id);
 
        strcat(path, "/");
        strcat(path, dev_id);
 
-       rdev = sysfs_open_device(path);
+       rdev = sysfs_open_device_path(path);
        if (rdev == NULL) {
                dprintf("Error getting device %s on bus %s\n",
                                dev_id, busname);
        if (rdev == NULL) {
                dprintf("Error getting device %s on bus %s\n",
                                dev_id, busname);