Message ID | ef95e7cafe155e80f80808072d84456dd9bbd712.1512765898.git.christophe.jaillet@wanadoo.fr |
---|---|
State | Superseded |
Delegated to: | Boris Brezillon |
Headers | show |
Series | mtd: onenand: samsung: Simplify code and fix leaks in error handling paths | expand |
On Fri, 8 Dec 2017 22:11:05 +0100 Christophe JAILLET <christophe.jaillet@wanadoo.fr> wrote: > If 'mtd_device_parse_register()' fails, we still return 0 which mean > success. > Return the error code instead, as done in all the other error handling > paths. > > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> > --- > Compile tested-only > --- > drivers/mtd/onenand/samsung.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/mtd/onenand/samsung.c b/drivers/mtd/onenand/samsung.c > index 04039b967d59..5410e654d3cf 100644 > --- a/drivers/mtd/onenand/samsung.c > +++ b/drivers/mtd/onenand/samsung.c > @@ -987,6 +987,10 @@ static int s3c_onenand_probe(struct platform_device *pdev) > err = mtd_device_parse_register(mtd, NULL, NULL, > pdata ? pdata->parts : NULL, > pdata ? pdata->nr_parts : 0); > + if (err) { > + dev_err(&pdev->dev, "failed to parse partitions and register the MTD device\n"); And you should call onenand_release() here, to release the resources allocated in onenand_scan(). > + return err; > + } > > platform_set_drvdata(pdev, mtd); >
diff --git a/drivers/mtd/onenand/samsung.c b/drivers/mtd/onenand/samsung.c index 04039b967d59..5410e654d3cf 100644 --- a/drivers/mtd/onenand/samsung.c +++ b/drivers/mtd/onenand/samsung.c @@ -987,6 +987,10 @@ static int s3c_onenand_probe(struct platform_device *pdev) err = mtd_device_parse_register(mtd, NULL, NULL, pdata ? pdata->parts : NULL, pdata ? pdata->nr_parts : 0); + if (err) { + dev_err(&pdev->dev, "failed to parse partitions and register the MTD device\n"); + return err; + } platform_set_drvdata(pdev, mtd);
If 'mtd_device_parse_register()' fails, we still return 0 which mean success. Return the error code instead, as done in all the other error handling paths. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> --- Compile tested-only --- drivers/mtd/onenand/samsung.c | 4 ++++ 1 file changed, 4 insertions(+)