Messages in this thread | | | From | H Hartley Sweeten <> | Date | Mon, 22 Aug 2011 11:25:32 -0500 | Subject | RE: [PATCH 2/4] sound/soc/ep93xx/ep93xx-i2s.c: add missing kfree |
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On Friday, August 19, 2011 11:13 PM, Julia Lawall wrote: > > Introduce a new label that includes kfree and jump to that one. > > A simplified version of the semantic match that finds this problem is as > follows: (http://coccinelle.lip6.fr/) > > // <smpl> > @@ > identifier x; > expression E1!=0,E2,E3,E4; > statement S; > iterator I; > @@ > > ( > if (...) { ... when != kfree(x) > when != x = E3 > when != E3 = x > * return ...; > } > ... when != x = E2 > when != I(...,x,...) S > if (...) { ... when != x = E4 > kfree(x); ... return ...; } > ) > // </smpl> > > Signed-off-by: Julia Lawall <julia@diku.dk> > > --- > sound/soc/ep93xx/ep93xx-i2s.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/sound/soc/ep93xx/ep93xx-i2s.c b/sound/soc/ep93xx/ep93xx-i2s.c > index 56efa0c..099614e 100644 > --- a/sound/soc/ep93xx/ep93xx-i2s.c > +++ b/sound/soc/ep93xx/ep93xx-i2s.c > @@ -385,14 +385,14 @@ static int ep93xx_i2s_probe(struct platform_device *pdev) > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > if (!res) { > err = -ENODEV; > - goto fail; > + goto fail_free_info; > } > > info->mem = request_mem_region(res->start, resource_size(res), > pdev->name); > if (!info->mem) { > err = -EBUSY; > - goto fail; > + goto fail_free_info; > } > > info->regs = ioremap(info->mem->start, resource_size(info->mem)); > @@ -435,6 +435,7 @@ fail_unmap_mem: > iounmap(info->regs); > fail_release_mem: > release_mem_region(info->mem->start, resource_size(info->mem)); > +fail_free_info: > kfree(info); > fail: > return err;
Looks correct to me...
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
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