From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Sun, 4 Jan 2015 11:00:11 +0100
The iounmap() function was called in one case by the snd_msnd_attach() function
even if a previous call of the ioremap_nocache() function failed.
This implementation detail could be improved by the introduction of another
jump label.
Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
sound/isa/msnd/msnd_pinnacle.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/sound/isa/msnd/msnd_pinnacle.c b/sound/isa/msnd/msnd_pinnacle.c
index 4c07266..e2e940d 100644
--- a/sound/isa/msnd/msnd_pinnacle.c
+++ b/sound/isa/msnd/msnd_pinnacle.c
@@ -575,23 +575,23 @@ static int snd_msnd_attach(struct snd_card *card)
err = snd_msnd_dsp_full_reset(card);
if (err < 0)
- goto err_release_region;
+ goto io_unmap;
/* Register device */
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0)
- goto err_release_region;
+ goto io_unmap;
err = snd_msnd_pcm(card, 0);
if (err < 0) {
printk(KERN_ERR LOGNAME ": error creating new PCM device\n");
- goto err_release_region;
+ goto io_unmap;
}
err = snd_msndmix_new(card);
if (err < 0) {
printk(KERN_ERR LOGNAME ": error creating new Mixer device\n");
- goto err_release_region;
+ goto io_unmap;
}
@@ -607,7 +607,7 @@ static int snd_msnd_attach(struct snd_card *card)
if (err < 0) {
printk(KERN_ERR LOGNAME
": error creating new Midi device\n");
- goto err_release_region;
+ goto io_unmap;
}
mpu = chip->rmidi->private_data;
@@ -622,12 +622,13 @@ static int snd_msnd_attach(struct snd_card *card)
err = snd_card_register(card);
if (err < 0)
- goto err_release_region;
+ goto io_unmap;
return 0;
-err_release_region:
+io_unmap:
iounmap(chip->mappedbase);
+err_release_region:
release_mem_region(chip->base, BUFFSIZE);
release_region(chip->io, DSP_NUMIO);
free_irq(chip->irq, chip);
--
2.2.1
--
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