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| author | Sudip Mukherjee <sudipm.mukherjee@gmail.com> | 2015-06-15 20:05:49 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-07-22 21:15:49 -0700 |
| commit | cabea695875e3a07313c205a9753c7416126dfa2 (patch) | |
| tree | 67b8e1e70bb322a2353ea6e27b7edec75582ebf3 /drivers | |
| parent | 52721d9d3334c1cb1f76219a161084094ec634dc (diff) | |
| download | linux-stable-cabea695875e3a07313c205a9753c7416126dfa2.tar.gz linux-stable-cabea695875e3a07313c205a9753c7416126dfa2.tar.bz2 linux-stable-cabea695875e3a07313c205a9753c7416126dfa2.zip | |
parport: fix error handling
After registering the device if exclusive access fails for any reason
then we need to unregister the device to remove all references.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/parport/share.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/parport/share.c b/drivers/parport/share.c index 8067f54ce050..d8079e37a606 100644 --- a/drivers/parport/share.c +++ b/drivers/parport/share.c @@ -907,7 +907,8 @@ parport_register_dev_model(struct parport *port, const char *name, spin_unlock(&port->physport->pardevice_lock); pr_debug("%s: cannot grant exclusive access for device %s\n", port->name, name); - goto err_put_dev; + device_unregister(&par_dev->dev); + goto err_put_port; } port->flags |= PARPORT_FLAG_EXCL; } |