On Aug 29, 2010, at 4:52 AM, Julia Lawall wrote: > Add a call to of_node_put in the error handling code following a call to > of_find_compatible_node. > > The semantic match that finds this problem is as follows: > (http://coccinelle.lip6.fr/) > > // <smpl> > @r exists@ > local idexpression x; > expression E,E1; > statement S; > @@ > > *x = > (of_find_node_by_path > |of_find_node_by_name > |of_find_node_by_phandle > |of_get_parent > |of_get_next_parent > |of_get_next_child > |of_find_compatible_node > |of_match_node > )(...); > ... > if (x == NULL) S > <... when != x = E > *if (...) { > ... when != of_node_put(x) > when != if (...) { ... of_node_put(x); ... } > ( > return <+...x...+>; > | > * return ...; > ) > } > ...> > of_node_put(x); > // </smpl> > > Signed-off-by: Julia Lawall <ju...@diku.dk> > > --- > arch/powerpc/sysdev/qe_lib/qe.c | 1 + > 1 file changed, 1 insertion(+)
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