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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-15 01:25:59 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-15 01:25:59 +0300
commit1b79dff672ca09a5461cc1d46ad81c62137841c5 (patch)
tree772a4224c78aa20862511ae5f7272f9311e4811c /lib/klist.c
parent83050a4e21979fe1821916fce2fca36255569ed3 (diff)
parent18558cae0272f8fd9647e69d3fec1565a7949865 (diff)
downloadlinux-1b79dff672ca09a5461cc1d46ad81c62137841c5.tar.xz
Merge 4.5-rc4 into char-misc-next
We want those fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/klist.c')
-rw-r--r--lib/klist.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/klist.c b/lib/klist.c
index d74cf7a29afd..0507fa5d84c5 100644
--- a/lib/klist.c
+++ b/lib/klist.c
@@ -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);