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authorHeinrich Schuchardt <heinrich.schuchardt@canonical.com>2022-10-06 06:52:51 +0200
committerHeinrich Schuchardt <heinrich.schuchardt@canonical.com>2022-10-06 22:54:57 +0200
commit57b2d300afc987f53fdbccee583f267f17f65654 (patch)
tree208abfd849c2c3b75174ab6cdb71707ff64f03a6 /cmd
parent39434a9b25dcfc0f6b5aba59e9b6d691468891a4 (diff)
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cmd: simplify do_env_set_efi()
Use efi_convert_string() to convert a UTF-8 to a UTF-16 string. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/nvedit_efi.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/cmd/nvedit_efi.c b/cmd/nvedit_efi.c
index 770877c..24944ab 100644
--- a/cmd/nvedit_efi.c
+++ b/cmd/nvedit_efi.c
@@ -382,8 +382,7 @@ int do_env_set_efi(struct cmd_tbl *cmdtp, int flag, int argc,
efi_guid_t guid;
u32 attributes;
bool default_guid, verbose, value_on_memory;
- u16 *var_name16 = NULL, *p;
- size_t len;
+ u16 *var_name16;
efi_status_t ret;
if (argc == 1)
@@ -487,18 +486,15 @@ int do_env_set_efi(struct cmd_tbl *cmdtp, int flag, int argc,
16, 1, value, size, true);
}
- len = utf8_utf16_strnlen(var_name, strlen(var_name));
- var_name16 = malloc((len + 1) * 2);
+ var_name16 = efi_convert_string(var_name);
if (!var_name16) {
printf("## Out of memory\n");
ret = CMD_RET_FAILURE;
goto out;
}
- p = var_name16;
- utf8_utf16_strncpy(&p, var_name, len + 1);
-
ret = efi_set_variable_int(var_name16, &guid, attributes, size, value,
true);
+ free(var_name16);
unmap_sysmem(value);
if (ret == EFI_SUCCESS) {
ret = CMD_RET_SUCCESS;
@@ -533,7 +529,6 @@ out:
unmap_sysmem(value);
else
free(value);
- free(var_name16);
return ret;
}