[PATCH 28/46] Driver core: Fix cleanup in device_create_vargs().

From: Greg Kroah-Hartman
Date: Thu Oct 16 2008 - 13:25:46 EST


From: Cornelia Huck <cornelia.huck@xxxxxxxxxx>

If device_register() in device_create_vargs() fails, the device
must be cleaned up with put_device() (which is also fine on NULL)
instead of kfree().

Signed-off-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>
Cc: stable <stable@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/base/core.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index aac91e8..9649d1c 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1256,7 +1256,7 @@ struct device *device_create_vargs(struct class *class, struct device *parent,
return dev;

error:
- kfree(dev);
+ put_device(dev);
return ERR_PTR(retval);
}
EXPORT_SYMBOL_GPL(device_create_vargs);
--
1.6.0.2

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