[PATCH] Trivial patch against mempool

[Balbir Singh]

Check if the alloc_fn and free_fn are not NULL. The caller generally
ensures that alloc_fn and free_fn are valid. It would not harm
to check. This makes the checking in mempool_create() more complete.

--- mempool.c.org       Fri Feb 22 12:00:58 2002
+++ mempool.c   Fri Feb 22 12:01:13 2002
@@ -35,7 +35,7 @@
        int i;

        pool = kmalloc(sizeof(*pool), GFP_KERNEL);
-       if (!pool)
+       if (!pool || !alloc_fn || !free_fn)
                return NULL;
        memset(pool, 0, sizeof(*pool));

Enjoy,
Balbir

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