diff options
Diffstat (limited to 'sound/ppc/keywest.c')
-rw-r--r-- | sound/ppc/keywest.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sound/ppc/keywest.c b/sound/ppc/keywest.c index 835fa19ed461..bb6819aab133 100644 --- a/sound/ppc/keywest.c +++ b/sound/ppc/keywest.c | |||
@@ -59,6 +59,18 @@ static int keywest_attach_adapter(struct i2c_adapter *adapter) | |||
59 | strlcpy(info.type, "keywest", I2C_NAME_SIZE); | 59 | strlcpy(info.type, "keywest", I2C_NAME_SIZE); |
60 | info.addr = keywest_ctx->addr; | 60 | info.addr = keywest_ctx->addr; |
61 | keywest_ctx->client = i2c_new_device(adapter, &info); | 61 | keywest_ctx->client = i2c_new_device(adapter, &info); |
62 | if (!keywest_ctx->client) | ||
63 | return -ENODEV; | ||
64 | /* | ||
65 | * We know the driver is already loaded, so the device should be | ||
66 | * already bound. If not it means binding failed, and then there | ||
67 | * is no point in keeping the device instantiated. | ||
68 | */ | ||
69 | if (!keywest_ctx->client->driver) { | ||
70 | i2c_unregister_device(keywest_ctx->client); | ||
71 | keywest_ctx->client = NULL; | ||
72 | return -ENODEV; | ||
73 | } | ||
62 | 74 | ||
63 | /* | 75 | /* |
64 | * Let i2c-core delete that device on driver removal. | 76 | * Let i2c-core delete that device on driver removal. |