Kernel/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2025-01-01 10:45:49 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

ptp: ocp: Fix error path for pci_ocp_device_init()

Browse Source 
If ptp_ocp_device_init() fails, pci_disable_device() is skipped.
Fix the error handling so this case is covered.  Update ptp_ocp_remove()
so the normal exit path is identical.

Reported-by: Hulk Robot <hulkci@huawei.com>
Fixes: 773bda9649 ("ptp: ocp: Expose various resources on the timecard.")
Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jonathan Lemon 2021-08-16 15:13:35 -07:00 committed by Jakub Kicinski
parent 7c8075728f
commit d9fdbf132d
1 changed files with 4 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/ptp/ptp_ocp.c
View File

@ -1438,7 +1438,7 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
bp = devlink_priv(devlink);
err = ptp_ocp_device_init(bp, pdev);
if (err)
goto out_unregister;
goto out_disable;
/* compat mode.
* Older FPGA firmware only returns 2 irq's.
@ -1476,8 +1476,9 @@ ptp_ocp_probe(struct pci_dev *pdev, const struct pci_device_id *id)
out:
ptp_ocp_detach(bp);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
out_disable:
pci_disable_device(pdev);
out_unregister:
devlink_unregister(devlink);
out_free:
@ -1493,8 +1494,8 @@ ptp_ocp_remove(struct pci_dev *pdev)
struct devlink *devlink = priv_to_devlink(bp);
ptp_ocp_detach(bp);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
pci_disable_device(pdev);
devlink_unregister(devlink);
devlink_free(devlink);