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[PATCH] Don't reference NULL klist pointer in klist_remove().
author
mochel@digitalimplant.org
<mochel@digitalimplant.org>
Fri, 25 Mar 2005 02:59:59 +0000
(18:59 -0800)
committer
Greg Kroah-Hartman
<gregkh@suse.de>
Mon, 20 Jun 2005 22:15:19 +0000
(15:15 -0700)
Signed-off-by: Patrick Mochel <mochel@digitalimplant.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff -Nru a/lib/klist.c b/lib/klist.c
lib/klist.c
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diff --git
a/lib/klist.c
b/lib/klist.c
index 02177d72dc8923b692af454db279b8026b79c937..738ab810160a85b1c437da82e0389d354c76cf20 100644
(file)
--- a/
lib/klist.c
+++ b/
lib/klist.c
@@
-145,9
+145,10
@@
EXPORT_SYMBOL_GPL(klist_del);
void klist_remove(struct klist_node * n)
{
- spin_lock(&n->n_klist->k_lock);
+ struct klist * k = n->n_klist;
+ spin_lock(&k->k_lock);
klist_dec_and_del(n);
- spin_unlock(&
n->n_klist
->k_lock);
+ spin_unlock(&
k
->k_lock);
wait_for_completion(&n->n_removed);
}