Author: Julia Lawall <julia@diku.dk> A call to cfg80211_get_bss hould be accompanied by a call to cfg80211_put_bss in error-handling code. A simplified version of the semantic match that finds this problem is: (http://coccinelle.lip6.fr/) // @r exists@ local idexpression struct cfg80211_bss * x; expression ra,rr; position p1,p2; @@ x = cfg80211_get_bss@p1(…) … when != x = rr …
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