On Jan 12, 2012, at 3:55 AM, Julia Lawall wrote: > From: Julia Lawall <julia.law...@lip6.fr> > > Add missing iounmap in error handling code, in a case where the function > already preforms iounmap on some other execution path. > > A simplified version of the semantic match that finds this problem is as > follows: (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > expression e; > statement S,S1; > int ret; > @@ > e = \(ioremap\|ioremap_nocache\)(...) > ... when != iounmap(e) > if (<+...e...+>) S > ... when any > when != iounmap(e) > *if (...) > { ... when != iounmap(e) > return ...; } > ... when any > iounmap(e); > // </smpl> > > Signed-off-by: Julia Lawall <julia.law...@lip6.fr> > > --- > arch/powerpc/sysdev/fsl_pci.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-)
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