diff options
Diffstat (limited to 'arch/powerpc/kexec/ranges.c')
| -rw-r--r-- | arch/powerpc/kexec/ranges.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kexec/ranges.c b/arch/powerpc/kexec/ranges.c index fb3e12f152144..33b780049aaf9 100644 --- a/arch/powerpc/kexec/ranges.c +++ b/arch/powerpc/kexec/ranges.c @@ -385,14 +385,16 @@ int add_opal_mem_range(struct crash_mem **mem_ranges) int add_reserved_mem_ranges(struct crash_mem **mem_ranges) { int n_mem_addr_cells, n_mem_size_cells, i, len, cells, ret = 0; + struct device_node *root = of_find_node_by_path("/"); const __be32 *prop; - prop = of_get_property(of_root, "reserved-ranges", &len); + prop = of_get_property(root, "reserved-ranges", &len); + n_mem_addr_cells = of_n_addr_cells(root); + n_mem_size_cells = of_n_size_cells(root); + of_node_put(root); if (!prop) return 0; - n_mem_addr_cells = of_n_addr_cells(of_root); - n_mem_size_cells = of_n_size_cells(of_root); cells = n_mem_addr_cells + n_mem_size_cells; /* Each reserved range is an (address,size) pair */ |