This is a note to let you know that I've just added the patch titled vfio/pci: Fix error return code in vfio_ecap_init() to the 4.14-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: vfio-pci-fix-error-return-code-in-vfio_ecap_init.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@xxxxxxxxxxxxxxx> know about it. commit 208a2684e8b1add41b483c16be00ecaca7657d06 Author: Zhen Lei <thunder.leizhen@xxxxxxxxxx> Date: Sat May 15 10:04:58 2021 +0800 vfio/pci: Fix error return code in vfio_ecap_init() [ Upstream commit d1ce2c79156d3baf0830990ab06d296477b93c26 ] The error code returned from vfio_ext_cap_len() is stored in 'len', not in 'ret'. Fixes: 89e1f7d4c66d ("vfio: Add PCI device driver") Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx> Reviewed-by: Max Gurtovoy <mgurtovoy@xxxxxxxxxx> Message-Id: <20210515020458.6771-1-thunder.leizhen@xxxxxxxxxx> Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c index a1a26465d224..86e917f1cc21 100644 --- a/drivers/vfio/pci/vfio_pci_config.c +++ b/drivers/vfio/pci/vfio_pci_config.c @@ -1579,7 +1579,7 @@ static int vfio_ecap_init(struct vfio_pci_device *vdev) if (len == 0xFF) { len = vfio_ext_cap_len(vdev, ecap, epos); if (len < 0) - return ret; + return len; } }