imxtools: rework key/IV overriding logic

The overriding of the IV and real key should be the exception, there is no
need to manually set them to false.

Change-Id: Id66754f20a79aa5c1a991839345d1242e0aa587d

3 files changed, 0 insertions, 13 deletions

diff --git a/rbutil/mkimxboot/mkimxboot.c b/rbutil/mkimxboot/mkimxboot.c
index d10ad9c..db18c76 100644
--- a/rbutil/mkimxboot/mkimxboot.c
+++ b/rbutil/mkimxboot/mkimxboot.c
@@ -275,10 +275,6 @@ static enum imx_error_t patch_std_zero_host_play(int jump_before,
      * call in the ____ section and get rid of everything else. In recovery mode,
      * we give 0xfee1dead as argument */
 
-    /* Do not override real key and IV */
-    sb_file->override_crypto_iv = false;
-    sb_file->override_real_key = false;
-
     /* used to manipulate entries */
     int nr_boot_inst = rb_fw_get_sb_inst_count(&boot_fw);
 
diff --git a/utils/imxtools/sbtools/sb.c b/utils/imxtools/sbtools/sb.c
index 183434e..c005b07 100644
--- a/utils/imxtools/sbtools/sb.c
+++ b/utils/imxtools/sbtools/sb.c
@@ -935,9 +935,7 @@ struct sb_file_t *sb_read_memory(void *_buf, size_t filesize, unsigned flags, vo
         printf(GREEN, "    IV      : ");
         print_hex(YELLOW, buf, 16, true);
 
-        sb_file->override_real_key = true;
         memcpy(sb_file->real_key, real_key, 16);
-        sb_file->override_crypto_iv = true;
         memcpy(sb_file->crypto_iv, buf, 16);
     }
 
diff --git a/utils/imxtools/sbtools/sbtoelf.c b/utils/imxtools/sbtools/sbtoelf.c
index 86c37f3..ac8db06 100644
--- a/utils/imxtools/sbtools/sbtoelf.c
+++ b/utils/imxtools/sbtools/sbtoelf.c
@@ -413,14 +413,7 @@ int main(int argc, char **argv)
             sb_dump(file, NULL, generic_std_printf);
         }
         if(loopback)
-        {
-            /* sb_read_file will fill real key and IV but we don't want to override
-            * them when looping back otherwise the output will be inconsistent and
-            * garbage */
-            file->override_real_key = false;
-            file->override_crypto_iv = false;
             sb_write_file(file, loopback, 0, generic_std_printf);
-        }
         sb_free(file);
     }
     else if(force_sb1 || ver == SB_VERSION_1)