[PATCH v4 01/16] mtrr: Don't show an invalid CPU number

[Simon Glass]

When U-Boot did not do the MP init, we don't get an actual CPU number
here. Skip printing it in that case.

Signed-off-by: Simon Glass <s...@chromium.org>
Reviewed-by: Bin Meng <bmeng...@gmail.com>
---

(no changes since v2)

Changes in v2:
- Don't show an invalid CPU number on error

 cmd/x86/mtrr.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cmd/x86/mtrr.c b/cmd/x86/mtrr.c
index b213a942fde..b1691d8b65a 100644
--- a/cmd/x86/mtrr.c
+++ b/cmd/x86/mtrr.c
@@ -148,7 +148,8 @@ static int do_mtrr(struct cmd_tbl *cmdtp, int flag, int 
argc,
                        printf("CPU %d:\n", i);
                        ret = do_mtrr_list(reg_count, i);
                        if (ret) {
-                               printf("Failed to read CPU %d (err=%d)\n", i,
+                               printf("Failed to read CPU %s (err=%d)\n",
+                                      i < MP_SELECT_ALL ? simple_itoa(i) : "",
                                       ret);
                                return CMD_RET_FAILURE;
                        }
-- 
2.40.1.521.gf1e218fcd8-goog