[U-Boot] [PATCH v3] cmd: env: print a message when setting UEFI variable failed
AKASHI Takahiro
takahiro.akashi at linaro.org
Tue May 28 00:00:35 UTC 2019
Error message will alert a user that setting/deleting a variable failed.
Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
---
Changes in v3 (May 28, 2019)
* change messages as Heinrich suggested
Changes in v2 (May 24, 2019)
* change a message to "Out of memory"
* add more error messages
---
cmd/nvedit_efi.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/cmd/nvedit_efi.c b/cmd/nvedit_efi.c
index 2805e8182b41..ff8eaa1aad2d 100644
--- a/cmd/nvedit_efi.c
+++ b/cmd/nvedit_efi.c
@@ -373,6 +373,8 @@ int do_env_set_efi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
for ( ; argc > 0; argc--, argv++)
if (append_value(&value, &size, argv[0]) < 0) {
+ printf("## Failed to process an argument, %s\n",
+ argv[0]);
ret = CMD_RET_FAILURE;
goto out;
}
@@ -381,6 +383,7 @@ int do_env_set_efi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
len = utf8_utf16_strnlen(var_name, strlen(var_name));
var_name16 = malloc((len + 1) * 2);
if (!var_name16) {
+ printf("## Out of memory\n");
ret = CMD_RET_FAILURE;
goto out;
}
@@ -392,7 +395,12 @@ int do_env_set_efi(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
EFI_VARIABLE_BOOTSERVICE_ACCESS |
EFI_VARIABLE_RUNTIME_ACCESS,
size, value));
- ret = (ret == EFI_SUCCESS ? CMD_RET_SUCCESS : CMD_RET_FAILURE);
+ if (ret == EFI_SUCCESS) {
+ ret = CMD_RET_SUCCESS;
+ } else {
+ printf("## Failed to set EFI variable\n");
+ ret = CMD_RET_FAILURE;
+ }
out:
free(value);
free(var_name16);
--
2.21.0
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