[U-Boot] [PATCH 2/5] tools: env: make parse_aes_key stateless

[Andreas Fenkart]

Signed-off-by: Andreas Fenkart <andreas.fenk...@dev.digitalstrom.org>
---
 tools/env/fw_env.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index bcf3756..f1dea8b 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -204,7 +204,7 @@ char *fw_getdefenv(char *name)
        return NULL;
 }
 
-static int parse_aes_key(char *key)
+static int parse_aes_key(char *key, uint8_t *bin_key)
 {
        char tmp[5] = { '0', 'x', 0, 0, 0 };
        unsigned long ul;
@@ -226,11 +226,9 @@ static int parse_aes_key(char *key)
                                "## Error: '-a' option requires valid AES 
key\n");
                        return -1;
                }
-               aes_key[i] = ul & 0xff;
+               bin_key[i] = ul & 0xff;
                key += 2;
        }
-       aes_flag = 1;
-
        return 0;
 }
 
@@ -250,9 +248,10 @@ int fw_printenv (int argc, char *argv[])
                                "## Error: '-a' option requires AES key\n");
                        return -1;
                }
-               rc = parse_aes_key(argv[2]);
+               rc = parse_aes_key(argv[2], aes_key);
                if (rc)
                        return rc;
+               aes_flag = 1;
                argv += 2;
                argc -= 2;
        }
@@ -496,9 +495,10 @@ int fw_setenv(int argc, char *argv[])
                                "## Error: '-a' option requires AES key\n");
                        return -1;
                }
-               rc = parse_aes_key(argv[2]);
+               rc = parse_aes_key(argv[2], aes_key);
                if (rc)
                        return rc;
+               aes_flag = 1;
                argv += 2;
                argc -= 2;
        }
-- 
2.6.2

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