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cmd: efidebug: fix a failure of "boot rm" sub-command

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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@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
AKASHI Takahiro 2020-02-28 09:05:04 +09:00 • committed by Heinrich Schuchardt
parent b484296f6f
commit e8bced62b6
1 changed files with 3 additions and 2 deletions
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5
cmd/efidebug.c
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@ -649,7 +649,7 @@ 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)
@ -662,7 +662,8 @@ 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) {