[U-Boot] [PATCH v4 3/9] initcall: Display error number when an error occurs

[Simon Glass]

Now that some initcall functions return a useful error number, display it
when something goes wrong.

Signed-off-by: Simon Glass <sjg at chromium.org>
Acked-by: Igor Grinberg <grinberg at compulab.co.il>
---

Changes in v4: None
Changes in v3: None
Changes in v2:
- Add patch to display error number when an error occurs in initcall

 lib/initcall.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/initcall.c b/lib/initcall.c
index 7597bad..39f4b3f 100644
--- a/lib/initcall.c
+++ b/lib/initcall.c
@@ -15,14 +15,16 @@ int initcall_run_list(const init_fnc_t init_sequence[])
 
 	for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
 		unsigned long reloc_ofs = 0;
+		int ret;
 
 		if (gd->flags & GD_FLG_RELOC)
 			reloc_ofs = gd->reloc_off;
 		debug("initcall: %p\n", (char *)*init_fnc_ptr - reloc_ofs);
-		if ((*init_fnc_ptr)()) {
-			printf("initcall sequence %p failed at call %p\n",
+		ret = (*init_fnc_ptr)();
+		if (ret) {
+			printf("initcall sequence %p failed at call %p (err=%d)\n",
 			       init_sequence,
-			       (char *)*init_fnc_ptr - reloc_ofs);
+			       (char *)*init_fnc_ptr - reloc_ofs, ret);
 			return -1;
 		}
 	}
-- 
2.1.0.rc2.206.gedb03e5