diff options
Diffstat (limited to 'src/mainboard/sifive/hifive-unleashed/fixup_fdt.c')
| -rw-r--r-- | src/mainboard/sifive/hifive-unleashed/fixup_fdt.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/mainboard/sifive/hifive-unleashed/fixup_fdt.c b/src/mainboard/sifive/hifive-unleashed/fixup_fdt.c index ea58e02b2e..8ac6ff1208 100644 --- a/src/mainboard/sifive/hifive-unleashed/fixup_fdt.c +++ b/src/mainboard/sifive/hifive-unleashed/fixup_fdt.c @@ -15,6 +15,7 @@ #include <stdint.h> #include <string.h> +#include <console/console.h> #include <soc/otp.h> #include <soc/sdram.h> #include <cbfs.h> @@ -86,6 +87,11 @@ static void fixup_fdt(void *unused) /* load flat dt from cbfs */ fdt_rom = cbfs_boot_map_with_leak("fallback/DTB", CBFS_TYPE_RAW, NULL); + if (fdt_rom == NULL) { + printk(BIOS_ERR, "Unable to load fallback/DTB from CBFS\n"); + return; + } + /* Expand DT into a tree */ tree = fdt_unflatten(fdt_rom); @@ -95,6 +101,12 @@ static void fixup_fdt(void *unused) /* convert the tree to a flat dt */ void *dt = malloc(dt_flat_size(tree)); + + if (dt == NULL) { + printk(BIOS_ERR, "Unable to allocate memory for flat device tree\n"); + return; + } + dt_flatten(tree, dt); /* update HLS */ |