diff options
Diffstat (limited to 'drivers/of/fdt.c')
| -rw-r--r-- | drivers/of/fdt.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 655f79db7899..58048dd5fcd0 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -632,9 +632,12 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node, const char *pathp; int offset, rc = 0, depth = -1; - for (offset = fdt_next_node(blob, -1, &depth); - offset >= 0 && depth >= 0 && !rc; - offset = fdt_next_node(blob, offset, &depth)) { + if (!blob) + return 0; + + for (offset = fdt_next_node(blob, -1, &depth); + offset >= 0 && depth >= 0 && !rc; + offset = fdt_next_node(blob, offset, &depth)) { pathp = fdt_get_name(blob, offset, NULL); if (*pathp == '/') |