The patch titled
Driver core: Don't ignore error returns from probing
has been removed from the -mm tree. Its filename is
driver-core-dont-ignore-error-returns-from-probing.patch
This patch was dropped because an updated version was merged
------------------------------------------------------
Subject: Driver core: Don't ignore error returns from probing
From: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
This patch (as797) fixes device_add() in the driver core. It needs to
pay attention when the driver for a new device reports an error.
Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/base/core.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletion(-)
diff -puN drivers/base/core.c~driver-core-dont-ignore-error-returns-from-probing drivers/base/core.c
--- a/drivers/base/core.c~driver-core-dont-ignore-error-returns-from-probing
+++ a/drivers/base/core.c
@@ -530,7 +530,8 @@ int device_add(struct device *dev)
if ((error = bus_add_device(dev)))
goto BusError;
kobject_uevent(&dev->kobj, KOBJ_ADD);
- bus_attach_device(dev);
+ if ((error = bus_attach_device(dev)))
+ goto AttachError;
if (parent)
klist_add_tail(&dev->knode_parent, &parent->klist_children);
@@ -548,6 +549,8 @@ int device_add(struct device *dev)
Done:
put_device(dev);
return error;
+ AttachError:
+ bus_remove_device(dev);
BusError:
device_pm_remove(dev);
PMError:
_
Patches currently in -mm which might be from stern@xxxxxxxxxxxxxxxxxxx are
driver-core-bus_attach_device-retval-check.patch
driver-core-dont-ignore-error-returns-from-probing.patch
block-layer-early-detection-of-medium-not-present.patch
scsi-core-and-sd-early-detection-of-medium-not-present.patch
sd-early-detection-of-medium-not-present.patch
scsi-early-detection-of-medium-not-present-updated.patch
-
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