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authorJoe Hershberger <joe.hershberger@ni.com>2012-12-11 22:16:37 -0600
committerTom Rini <trini@ti.com>2012-12-13 11:46:57 -0700
commit1d6cd0a3f69b549a3fc7e735a045279e7a14947e (patch)
tree4abb7a50269c09b33e599f291bf6295b863e28e0 /tools/env/fw_env.c
parent9d8d661d7fda6ccda1d5fc31565f207b7648bc6d (diff)
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env: Handle write-once ethaddr and serial# generically
Use the variable access flags to implement the protection for ethaddr and serial# instead of hard-coding them. Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'tools/env/fw_env.c')
-rw-r--r--tools/env/fw_env.c17
1 files changed, 0 insertions, 17 deletions
diff --git a/tools/env/fw_env.c b/tools/env/fw_env.c
index a596a1b..90c7a5d 100644
--- a/tools/env/fw_env.c
+++ b/tools/env/fw_env.c
@@ -369,23 +369,6 @@ int fw_env_write(char *name, char *value)
return 0;
if (deleting || overwriting) {
-#ifndef CONFIG_ENV_OVERWRITE
- /*
- * Ethernet Address and serial# can be set only once
- */
- if (
- (strcmp(name, "serial#") == 0) ||
- ((strcmp(name, "ethaddr") == 0)
-#if defined(CONFIG_OVERWRITE_ETHADDR_ONCE) && defined(CONFIG_ETHADDR)
- && (strcmp(oldval, __stringify(CONFIG_ETHADDR)) != 0)
-#endif /* CONFIG_OVERWRITE_ETHADDR_ONCE && CONFIG_ETHADDR */
- ) ) {
- fprintf (stderr, "Can't overwrite \"%s\"\n", name);
- errno = EROFS;
- return -1;
- }
-#endif /* CONFIG_ENV_OVERWRITE */
-
if (*++nxt == '\0') {
*env = '\0';
} else {