[PATCH] cmd: efidebug: fix a failure of "boot rm" sub-command
AKASHI Takahiro
takahiro.akashi at linaro.org
Fri Feb 28 01:05:04 CET 2020
There is a wrong usage of utf8_utf16_strncpy() in "boot rm" command, and
then it will end up with a failure of this command due to a wrong
value of an interim variable ("var_name16").
Signed-off-by: AKASHI Takahiro <takahiro.akashi at linaro.org>
---
cmd/efidebug.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/cmd/efidebug.c b/cmd/efidebug.c
index 576e95b395dc..3a50dafbbca6 100644
--- a/cmd/efidebug.c
+++ b/cmd/efidebug.c
@@ -641,7 +641,7 @@ static int do_efi_boot_rm(cmd_tbl_t *cmdtp, int flag,
int id, i;
char *endp;
char var_name[9];
- u16 var_name16[9];
+ u16 var_name16[9], *p;
efi_status_t ret;
if (argc == 1)
@@ -654,7 +654,8 @@ static int do_efi_boot_rm(cmd_tbl_t *cmdtp, int flag,
return CMD_RET_FAILURE;
sprintf(var_name, "Boot%04X", id);
- utf8_utf16_strncpy((u16 **)&var_name16, var_name, 9);
+ p = var_name16;
+ utf8_utf16_strncpy(&p, var_name, 9);
ret = EFI_CALL(RT->set_variable(var_name16, &guid, 0, 0, NULL));
if (ret) {
--
2.24.0
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