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driver core fix for 4.5-rc4

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Here is one driver core, well klist, fix for 4.5-rc4.  It fixes a
 problem found in the scsi device list traversal that probably also could
 be triggered by other subsystems.
 
 The fix has been in linux-next for a while with no reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core fix from Greg KH:
 "Here is one driver core, well klist, fix for 4.5-rc4.

  It fixes a problem found in the scsi device list traversal that
  probably also could be triggered by other subsystems.

  The fix has been in linux-next for a while with no reported problems"

* tag 'driver-core-4.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  klist: fix starting point removed bug in klist iterators
This commit is contained in:
Linus Torvalds 2016-02-14 12:34:53 -08:00
commit 60f40585c9
1 changed files with 3 additions and 3 deletions
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6
lib/klist.c
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@ -282,9 +282,9 @@ void klist_iter_init_node(struct klist *k, struct klist_iter *i,
struct klist_node *n)
{
i->i_klist = k;
i->i_cur = n;
if (n)
kref_get(&n->n_ref);
i->i_cur = NULL;
if (n && kref_get_unless_zero(&n->n_ref))
i->i_cur = n;
}
EXPORT_SYMBOL_GPL(klist_iter_init_node);