Commit fc9f8994 authored by Julia Lawall's avatar Julia Lawall Committed by Joel Becker

fs/ocfs2/dlm/dlmlock.c: free kmem_cache_zalloc'd data using kmem_cache_free

Memory allocated using kmem_cache_zalloc should be freed using
kmem_cache_free, not kfree.

The semantic patch that fixes this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression x,e,e1,e2;
@@

x = kmem_cache_zalloc(e1,e2)
... when != x = e
?-kfree(x)
+kmem_cache_free(e1,x)
// </smpl>
Signed-off-by: default avatarJulia Lawall <julia@diku.dk>
Signed-off-by: default avatarJoel Becker <jlbec@evilplan.org>
parent 99b1bb61
......@@ -438,7 +438,7 @@ struct dlm_lock * dlm_new_lock(int type, u8 node, u64 cookie,
/* zero memory only if kernel-allocated */
lksb = kzalloc(sizeof(*lksb), GFP_NOFS);
if (!lksb) {
kfree(lock);
kmem_cache_free(dlm_lock_cache, lock);
return NULL;
}
kernel_allocated = 1;
......
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