Author: Julia Lawall <julia@diku.dk> The earlier call to atm_dev_lookup increases the reference count of dev, so decrease it on the way out. The semantic match that finds this problem is as follows: (http://coccinelle.lip6.fr/) // @@ expression x, E; constant C; @@ x = atm_dev_lookup(…); … when != false x != NULL when != true x …
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