[U-Boot] [u-boot PATCH v4 10/10] net: don't override ethernet address environment

If the ethernet address environment is set with a valid ethernet address prevent overriding it as it is most likely set by the user and he/she doesn't want board code to automatically override it whatsoever.

Signed-off-by: Roger Quadros rogerq@ti.com --- net/eth_common.c | 3 +++ 1 file changed, 3 insertions(+)

diff --git a/net/eth_common.c b/net/eth_common.c index e9d3c66..58fa295 100644 --- a/net/eth_common.c +++ b/net/eth_common.c @@ -34,6 +34,9 @@ int eth_setenv_enetaddr(const char *name, const uchar *enetaddr) { char buf[ARP_HLEN_ASCII + 1];

+ if (eth_getenv_enetaddr(name, (uchar *)buf)) + return -EEXIST; + sprintf(buf, "%pM", enetaddr);

return setenv(name, buf);