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Date: Tue, 29 May 2007 01:10:25 +0900 From: Tejun Heo <htejun@...il.com> To: gregkh@...e.de, dmitry.torokhov@...il.com, cornelia.huck@...ibm.com, oneukum@...e.de, rpurdie@...ys.net, stern@...land.harvard.edu, maneesh@...ibm.com, linux-kernel@...r.kernel.org, htejun@...il.com Cc: Tejun Heo <htejun@...il.com> Subject: [PATCH 2/5] sysfs: fix parent refcounting during rename and move Parent reference wasn't properly transferred during rename and move. Fix it. Signed-off-by: Tejun Heo <htejun@...il.com> --- fs/sysfs/dir.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index a63d12e..a26e3db 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -497,6 +497,9 @@ int sysfs_rename_dir(struct kobject * ko d_move(kobj->dentry, new_dentry); list_del_init(&sd->s_sibling); + sysfs_get(parent_sd); + sysfs_put(sd->s_parent); + sd->s_parent = parent_sd; list_add(&sd->s_sibling, &parent_sd->s_children); error = 0; @@ -550,6 +553,9 @@ again: /* Remove from old parent's list and insert into new parent's list. */ list_del_init(&sd->s_sibling); + sysfs_get(new_parent_sd); + sysfs_put(sd->s_parent); + sd->s_parent = new_parent_sd; list_add(&sd->s_sibling, &new_parent_sd->s_children); out: -- 1.4.3.4 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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