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-rw-r--r--sound/ppc/keywest.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/ppc/keywest.c b/sound/ppc/keywest.c
index 59482a4..272ae38 100644
--- a/sound/ppc/keywest.c
+++ b/sound/ppc/keywest.c
@@ -117,6 +117,9 @@ int __init snd_pmac_tumbler_post_init(void)
{
int err;
+ if (!keywest_ctx || !keywest_ctx->client)
+ return -ENXIO;
+
if ((err = keywest_ctx->init_client(keywest_ctx)) < 0) {
snd_printk(KERN_ERR "tumbler: %i :cannot initialize the MCS\n", err);
return err;
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