From: Joe Hershberger Date: Mon, 2 Jul 2018 19:47:46 +0000 (-0500) Subject: net: Only call halt on a driver that has been init'ed X-Git-Url: http://git.dujemihanovic.xyz/img/static/git-favicon.png?a=commitdiff_plain;h=68acb51f442f;p=u-boot.git net: Only call halt on a driver that has been init'ed With driver model, we were not checking if the state of the device was marked as active before calling the halt function. Check that the device is probed and also marked as active. This avoids the case where we were calling halt on the first device in net_init() and the driver would operate on bogus data structures causing problems. In this case, the priv was all 0, so halt() would close STDIN. Signed-off-by: Joe Hershberger Reviewed-by: Simon Glass --- diff --git a/net/eth-uclass.c b/net/eth-uclass.c index e4b49229e3..fa3f5497a2 100644 --- a/net/eth-uclass.c +++ b/net/eth-uclass.c @@ -307,7 +307,7 @@ void eth_halt(void) struct eth_device_priv *priv; current = eth_get_dev(); - if (!current || !device_active(current)) + if (!current || !eth_is_active(current)) return; eth_get_ops(current)->stop(current);