diff options
| -rw-r--r-- | arch/x86/cpu/intel_common/microcode.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/x86/cpu/intel_common/microcode.c b/arch/x86/cpu/intel_common/microcode.c index daf0d69..eac5b78 100644 --- a/arch/x86/cpu/intel_common/microcode.c +++ b/arch/x86/cpu/intel_common/microcode.c @@ -43,7 +43,7 @@ static int microcode_decode_node(const void *blob, int node, { update->data = fdt_getprop(blob, node, "data", &update->size); if (!update->data) - return -EINVAL; + return -ENOENT; update->data += UCODE_HEADER_LEN; update->size -= UCODE_HEADER_LEN; @@ -145,6 +145,16 @@ int microcode_update_intel(void) } ret = microcode_decode_node(blob, node, &update); + if (ret == -ENOENT && ucode_base) { + /* + * The microcode has been removed from the device tree + * in the build system. In that case it will have + * already been updated in car_init(). + */ + debug("%s: Microcode data not available\n", __func__); + skipped++; + continue; + } if (ret) { debug("%s: Unable to decode update: %d\n", __func__, ret); |