[ALSA] powermac - Fix Oops when conflicting with aoa driver
authorTakashi Iwai <tiwai@suse.de>
Sun, 17 Sep 2006 20:00:51 +0000 (22:00 +0200)
committerJaroslav Kysela <perex@suse.cz>
Sat, 23 Sep 2006 08:47:15 +0000 (10:47 +0200)
Fixed Oops when conflictin with aoa driver due to lack of
i2c initialization.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
sound/ppc/keywest.c

index 59482a4cd44641ecd8d9ab253c128c93ae1dd3a3..272ae38e9b1883154f7574000270a23b84d48b84 100644 (file)
@@ -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;