diff options
Diffstat (limited to 'common/fdt_support.c')
| -rw-r--r-- | common/fdt_support.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index ced119e70d..42e5d8a1d2 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -467,23 +467,31 @@ int fdt_fixup_memory(void *blob, u64 start, u64 size) void fdt_fixup_ethernet(void *fdt) { - int node, i, j; + int i, j, prop; char *tmp, *end; char mac[16]; const char *path; unsigned char mac_addr[6]; int offset; - node = fdt_path_offset(fdt, "/aliases"); - if (node < 0) + if (fdt_path_offset(fdt, "/aliases") < 0) return; - for (offset = fdt_first_property_offset(fdt, node); - offset > 0; - offset = fdt_next_property_offset(fdt, offset)) { + /* Cycle through all aliases */ + for (prop = 0; ; prop++) { const char *name; int len = strlen("ethernet"); + /* FDT might have been edited, recompute the offset */ + offset = fdt_first_property_offset(fdt, + fdt_path_offset(fdt, "/aliases")); + /* Select property number 'prop' */ + for (i = 0; i < prop; i++) + offset = fdt_next_property_offset(fdt, offset); + + if (offset < 0) + break; + path = fdt_getprop_by_offset(fdt, offset, &name, NULL); if (!strncmp(name, "ethernet", len)) { i = trailing_strtol(name); |