Lines Matching refs:NULL
43 LibHalContext *ctx = NULL;
44 LibHalChangeSet *cs = NULL;
45 char *manufacturer = NULL,
46 *model = NULL,
47 *serial_number = NULL,
48 *description = NULL,
49 **command_set = NULL,
50 *device_uri = NULL;
58 if ((udi = getenv("UDI")) == NULL)
62 if (printer_address == NULL)
66 if (community == NULL)
73 if ((ctx = libhal_ctx_init_direct(&error)) == NULL)
76 if ((cs = libhal_device_new_changeset(udi)) == NULL) {
105 if (cs != NULL) {
109 if (ctx != NULL) {