The patch titled
Driver core: fix error handling in bus_add_driver()
has been removed from the -mm tree. Its filename was
driver-core-fix-error-handling-in-bus_add_driver.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: Driver core: fix error handling in bus_add_driver()
From: Cornelia Huck <cornelia.huck@xxxxxxxxxx>
- If the allocation of ->priv fails, the reference on the bus
must be dropped.
- If adding the kobject fails, kobject_put must be called to
clean things up.
Signed-off-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>
Cc: Kay Sievers <kay.sievers@xxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/base/bus.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff -puN drivers/base/bus.c~driver-core-fix-error-handling-in-bus_add_driver drivers/base/bus.c
--- a/drivers/base/bus.c~driver-core-fix-error-handling-in-bus_add_driver
+++ a/drivers/base/bus.c
@@ -658,9 +658,10 @@ int bus_add_driver(struct device_driver
pr_debug("bus: '%s': add driver %s\n", bus->name, drv->name);
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
-
+ if (!priv) {
+ error = -ENOMEM;
+ goto out_put_bus;
+ }
klist_init(&priv->klist_devices, NULL, NULL);
priv->driver = drv;
drv->p = priv;
@@ -668,7 +669,7 @@ int bus_add_driver(struct device_driver
error = kobject_init_and_add(&priv->kobj, &driver_ktype, NULL,
"%s", drv->name);
if (error)
- goto out_put_bus;
+ goto out_unregister;
if (drv->bus->p->drivers_autoprobe) {
error = driver_attach(drv);
_
Patches currently in -mm which might be from cornelia.huck@xxxxxxxxxx are
origin.patch
-
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