The patch titled
Fix device_attribute memory leak in device_del
has been added to the -mm tree. Its filename is
fix-device_attribute-memory-leak-in-device_del.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Fix device_attribute memory leak in device_del
From: Catalin Marinas <catalin.marinas@xxxxxxxxx>
dev->devt_attr is allocated in device_add() but it is never freed in
device_del() in the drivers/base/core.c file (reported by kmemleak).
Signed-off-by: Catalin Marinas <catalin.marinas@xxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/base/core.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletion(-)
diff -puN drivers/base/core.c~fix-device_attribute-memory-leak-in-device_del drivers/base/core.c
--- a/drivers/base/core.c~fix-device_attribute-memory-leak-in-device_del
+++ a/drivers/base/core.c
@@ -609,8 +609,10 @@ void device_del(struct device * dev)
if (parent)
klist_del(&dev->knode_parent);
- if (dev->devt_attr)
+ if (dev->devt_attr) {
device_remove_file(dev, dev->devt_attr);
+ kfree(dev->devt_attr);
+ }
if (dev->class) {
sysfs_remove_link(&dev->kobj, "subsystem");
sysfs_remove_link(&dev->class->subsys.kset.kobj, dev->bus_id);
_
Patches currently in -mm which might be from catalin.marinas@xxxxxxxxx are
fix-device_attribute-memory-leak-in-device_del.patch
-
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