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-rw-r--r--sound/drivers/dummy.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index ae0df549fac7..ffeafaf2ecca 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -677,6 +677,10 @@ static int __init alsa_card_dummy_init(void)
i, NULL, 0);
if (IS_ERR(device))
continue;
+ if (!platform_get_drvdata(device)) {
+ platform_device_unregister(device);
+ continue;
+ }
devices[i] = device;
cards++;
}