[PATCH 06/16] efi_loader: keep attributes in efi_set_variable_int()

[Heinrich Schuchardt]

Do not change the value of parameter attributes in function
efi_set_variable_int(). This allows to use it later.

Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
 lib/efi_loader/efi_variable.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/efi_loader/efi_variable.c b/lib/efi_loader/efi_variable.c
index 4fae1fa4c7..d99ad6ddae 100644
--- a/lib/efi_loader/efi_variable.c
+++ b/lib/efi_loader/efi_variable.c
@@ -573,8 +573,8 @@ efi_status_t efi_set_variable_int(u16 *variable_name,
                       EFI_VARIABLE_BOOTSERVICE_ACCESS |
                       EFI_VARIABLE_RUNTIME_ACCESS);
        s += sprintf(s, "{");
-       while (attributes) {
-               u32 attr = 1 << (ffs(attributes) - 1);
+       for (u32 attr_rem = attributes; attr_rem;) {
+               u32 attr = 1 << (ffs(attr_rem) - 1);

                if (attr == EFI_VARIABLE_NON_VOLATILE)
                        s += sprintf(s, "nv");
@@ -583,8 +583,8 @@ efi_status_t efi_set_variable_int(u16 *variable_name,
                else if (attr == EFI_VARIABLE_RUNTIME_ACCESS)
                        s += sprintf(s, "run");

-               attributes &= ~attr;
-               if (attributes)
+               attr_rem &= ~attr;
+               if (attr_rem)
                        s += sprintf(s, ",");
        }
        s += sprintf(s, "}");
--
2.25.1