This is a note to let you know that I've just added the patch titled
net: ethernet: microchip: lan743x: Fix driver crash when lan743x_pm_resume fails
to the 4.19-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-ethernet-microchip-lan743x-fix-driver-crash-when-lan743x_pm_resume-fails.patch
and it can be found in the queue-4.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From d6423d2ec39cce2bfca418c81ef51792891576bc Mon Sep 17 00:00:00 2001
From: Yuiko Oshino <yuiko.oshino@xxxxxxxxxxxxx>
Date: Fri, 22 Oct 2021 11:13:53 -0400
Subject: net: ethernet: microchip: lan743x: Fix driver crash when lan743x_pm_resume fails
From: Yuiko Oshino <yuiko.oshino@xxxxxxxxxxxxx>
commit d6423d2ec39cce2bfca418c81ef51792891576bc upstream.
The driver needs to clean up and return when the initialization fails on resume.
Fixes: 23f0703c125b ("lan743x: Add main source files for new lan743x driver")
Signed-off-by: Yuiko Oshino <yuiko.oshino@xxxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/microchip/lan743x_main.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -3003,6 +3003,8 @@ static int lan743x_pm_resume(struct devi
if (ret) {
netif_err(adapter, probe, adapter->netdev,
"lan743x_hardware_init returned %d\n", ret);
+ lan743x_pci_cleanup(adapter);
+ return ret;
}
/* open netdev when netdev is at running state while resume.
Patches currently in stable-queue which might be from yuiko.oshino@xxxxxxxxxxxxx are
queue-4.19/net-ethernet-microchip-lan743x-fix-dma-allocation-failure-by-using-dma_set_mask_and_coherent.patch
queue-4.19/net-ethernet-microchip-lan743x-fix-driver-crash-when-lan743x_pm_resume-fails.patch
