[PATCH] ALSA: es1688: Add the missed snd_card_free()

[Chuhong Yuan]

snd_es968_pnp_detect() misses a snd_card_free() in a failed path.
Add the missed function call to fix it.

Fixes: a20971b201ac ("ALSA: Merge es1688 and es968 drivers")
Signed-off-by: Chuhong Yuan <hsleste...@gmail.com>
---
 sound/isa/es1688/es1688.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sound/isa/es1688/es1688.c b/sound/isa/es1688/es1688.c
index ff3a05ad99c0..64610571a5e1 100644
--- a/sound/isa/es1688/es1688.c
+++ b/sound/isa/es1688/es1688.c
@@ -267,8 +267,10 @@ static int snd_es968_pnp_detect(struct pnp_card_link 
*pcard,
                return error;
        }
        error = snd_es1688_probe(card, dev);
-       if (error < 0)
+       if (error < 0) {
+               snd_card_free(card);
                return error;
+       }
        pnp_set_card_drvdata(pcard, card);
        snd_es968_pnp_is_probed = 1;
        return 0;
-- 
2.26.2