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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-04-03 10:33:30 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-04-03 10:33:30 +0300
commitcd8fe5b6dbb3a487bea5f1601437c013a3d56163 (patch)
treeba029308f2a2a1d8d4880b0bf84d4972bb501715 /drivers/ata/pata_parport
parent43ba3d4af7a73ae958207caada6af0612d67f08e (diff)
parent7e364e56293bb98cae1b55fd835f5991c4e96e7d (diff)
downloadlinux-cd8fe5b6dbb3a487bea5f1601437c013a3d56163.tar.xz
Merge 6.3-rc5 into driver-core-next
We need the fixes in here for testing, as well as the driver core changes for documentation updates to build on. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/ata/pata_parport')
-rw-r--r--drivers/ata/pata_parport/pata_parport.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/drivers/ata/pata_parport/pata_parport.c b/drivers/ata/pata_parport/pata_parport.c
index 64d1bde26940..bfc7449fa183 100644
--- a/drivers/ata/pata_parport/pata_parport.c
+++ b/drivers/ata/pata_parport/pata_parport.c
@@ -381,6 +381,7 @@ static void pata_parport_dev_release(struct device *dev)
{
struct pi_adapter *pi = container_of(dev, struct pi_adapter, dev);
+ ida_free(&pata_parport_bus_dev_ids, dev->id);
kfree(pi);
}
@@ -433,23 +434,27 @@ static struct pi_adapter *pi_init_one(struct parport *parport,
if (bus_for_each_dev(&pata_parport_bus_type, NULL, &match, pi_find_dev))
return NULL;
+ id = ida_alloc(&pata_parport_bus_dev_ids, GFP_KERNEL);
+ if (id < 0)
+ return NULL;
+
pi = kzalloc(sizeof(struct pi_adapter), GFP_KERNEL);
- if (!pi)
+ if (!pi) {
+ ida_free(&pata_parport_bus_dev_ids, id);
return NULL;
+ }
/* set up pi->dev before pi_probe_unit() so it can use dev_printk() */
pi->dev.parent = &pata_parport_bus;
pi->dev.bus = &pata_parport_bus_type;
pi->dev.driver = &pr->driver;
pi->dev.release = pata_parport_dev_release;
- id = ida_alloc(&pata_parport_bus_dev_ids, GFP_KERNEL);
- if (id < 0)
- return NULL; /* pata_parport_dev_release will do kfree(pi) */
pi->dev.id = id;
dev_set_name(&pi->dev, "pata_parport.%u", pi->dev.id);
if (device_register(&pi->dev)) {
put_device(&pi->dev);
- goto out_ida_free;
+ /* pata_parport_dev_release will do ida_free(dev->id) and kfree(pi) */
+ return NULL;
}
pi->proto = pr;
@@ -464,8 +469,7 @@ static struct pi_adapter *pi_init_one(struct parport *parport,
pi->port = parport->base;
par_cb.private = pi;
- pi->pardev = parport_register_dev_model(parport, DRV_NAME, &par_cb,
- pi->dev.id);
+ pi->pardev = parport_register_dev_model(parport, DRV_NAME, &par_cb, id);
if (!pi->pardev)
goto out_module_put;
@@ -487,12 +491,13 @@ static struct pi_adapter *pi_init_one(struct parport *parport,
pi_connect(pi);
if (ata_host_activate(host, 0, NULL, 0, &pata_parport_sht))
- goto out_unreg_parport;
+ goto out_disconnect;
return pi;
-out_unreg_parport:
+out_disconnect:
pi_disconnect(pi);
+out_unreg_parport:
parport_unregister_device(pi->pardev);
if (pi->proto->release_proto)
pi->proto->release_proto(pi);
@@ -500,8 +505,7 @@ out_module_put:
module_put(pi->proto->owner);
out_unreg_dev:
device_unregister(&pi->dev);
-out_ida_free:
- ida_free(&pata_parport_bus_dev_ids, pi->dev.id);
+ /* pata_parport_dev_release will do ida_free(dev->id) and kfree(pi) */
return NULL;
}
@@ -625,8 +629,7 @@ static void pi_remove_one(struct device *dev)
pi_disconnect(pi);
pi_release(pi);
device_unregister(dev);
- ida_free(&pata_parport_bus_dev_ids, dev->id);
- /* pata_parport_dev_release will do kfree(pi) */
+ /* pata_parport_dev_release will do ida_free(dev->id) and kfree(pi) */
}
static ssize_t delete_device_store(const struct bus_type *bus, const char *buf, size_t count)
@@ -641,6 +644,7 @@ static ssize_t delete_device_store(const struct bus_type *bus, const char *buf,
}
pi_remove_one(dev);
+ put_device(dev);
mutex_unlock(&pi_mutex);
return count;