This is a note to let you know that I've just added the patch titled

net: fec: defer probe if regulator is not ready

to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: net-fec-defer-probe-if-regulator-is-not-ready.patch and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Sat Jan 13 10:51:05 CET 2018

From: Fugang Duan fugang.duan@nxp.com Date: Wed, 3 Jan 2018 10:39:30 +0800 Subject: net: fec: defer probe if regulator is not ready

From: Fugang Duan fugang.duan@nxp.com

[ Upstream commit 3f38c683033a9a0a2738e7067f449deefabfa3ef ]

Defer probe if regulator is not ready. E.g. some regulator is fixed regulator controlled by i2c expander gpio, the i2c device may be probed after the driver, then it should handle the case of defer probe error.

Signed-off-by: Fugang Duan fugang.duan@nxp.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/freescale/fec_main.c | 4 ++++ 1 file changed, 4 insertions(+)

--- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -3458,6 +3458,10 @@ fec_probe(struct platform_device *pdev) goto failed_regulator; } } else { + if (PTR_ERR(fep->reg_phy) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto failed_regulator; + } fep->reg_phy = NULL; }

Patches currently in stable-queue which might be from fugang.duan@nxp.com are

queue-4.14/net-fec-defer-probe-if-regulator-is-not-ready.patch queue-4.14/net-fec-free-restore-resource-in-related-probe-error-pathes.patch queue-4.14/net-fec-restore-dev_id-in-the-cases-of-probe-error.patch