diff options
Diffstat (limited to 'env/common.c')
| -rw-r--r-- | env/common.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/env/common.c b/env/common.c index 2ee423beb5..49bbb05eec 100644 --- a/env/common.c +++ b/env/common.c @@ -145,7 +145,7 @@ static unsigned char env_flags; int env_check_redund(const char *buf1, int buf1_read_fail, const char *buf2, int buf2_read_fail) { - int crc1_ok, crc2_ok; + int crc1_ok = 0, crc2_ok = 0; env_t *tmp_env1, *tmp_env2; tmp_env1 = (env_t *)buf1; @@ -153,25 +153,18 @@ int env_check_redund(const char *buf1, int buf1_read_fail, if (buf1_read_fail && buf2_read_fail) { puts("*** Error - No Valid Environment Area found\n"); + return -EIO; } else if (buf1_read_fail || buf2_read_fail) { puts("*** Warning - some problems detected "); puts("reading environment; recovered successfully\n"); } - if (buf1_read_fail && buf2_read_fail) { - return -EIO; - } else if (!buf1_read_fail && buf2_read_fail) { - gd->env_valid = ENV_VALID; - return -EINVAL; - } else if (buf1_read_fail && !buf2_read_fail) { - gd->env_valid = ENV_REDUND; - return -ENOENT; - } - - crc1_ok = crc32(0, tmp_env1->data, ENV_SIZE) == - tmp_env1->crc; - crc2_ok = crc32(0, tmp_env2->data, ENV_SIZE) == - tmp_env2->crc; + if (!buf1_read_fail) + crc1_ok = crc32(0, tmp_env1->data, ENV_SIZE) == + tmp_env1->crc; + if (!buf2_read_fail) + crc2_ok = crc32(0, tmp_env2->data, ENV_SIZE) == + tmp_env2->crc; if (!crc1_ok && !crc2_ok) { return -ENOMSG; /* needed for env_load() */ @@ -208,10 +201,6 @@ int env_import_redund(const char *buf1, int buf1_read_fail, if (ret == -EIO) { env_set_default("bad env area", 0); return -EIO; - } else if (ret == -EINVAL) { - return env_import((char *)buf1, 1, flags); - } else if (ret == -ENOENT) { - return env_import((char *)buf2, 1, flags); } else if (ret == -ENOMSG) { env_set_default("bad CRC", 0); return -ENOMSG; |