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ASoC: rsnd: don't double free kctrl

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On an error, snd_ctl_add already free's kctrl, so calling snd_ctl_free_one
to free it again leads to a double free error.  Fix this by removing
the extraneous snd_ctl_free_one call.

Issue found using static analysis with CoverityScan, CID 1372908

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Colin Ian King 2016-12-08 13:05:43 +00:00 committed by Mark Brown
parent a5de5b74a5
commit 0ea617a298
1 changed files with 1 additions and 3 deletions
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4
sound/soc/sh/rcar/core.c
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@ -1030,10 +1030,8 @@ static int __rsnd_kctrl_new(struct rsnd_mod *mod,
return -ENOMEM;
ret = snd_ctl_add(card, kctrl);
if (ret < 0) {
snd_ctl_free_one(kctrl);
if (ret < 0)
return ret;
}
cfg->update = update;
cfg->card = card;