[ALSA] dbri - Don't return errors without CONFIG_PROC_FS

Modules: SPARC DBRI driver

Don't return errors if the proc file can't be created (for the case
without CONFIG_PROC_FS).

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/sparc/dbri.c b/sound/sparc/dbri.c
index 293108e..2164b7d 100644
--- a/sound/sparc/dbri.c
+++ b/sound/sparc/dbri.c
@@ -2519,15 +2519,15 @@
 void snd_dbri_proc(struct snd_dbri * dbri)
 {
 	struct snd_info_entry *entry;
-	int err;
 
-	err = snd_card_proc_new(dbri->card, "regs", &entry);
-	snd_info_set_text_ops(entry, dbri, 1024, dbri_regs_read);
+	if (! snd_card_proc_new(dbri->card, "regs", &entry))
+		snd_info_set_text_ops(entry, dbri, 1024, dbri_regs_read);
 
 #ifdef DBRI_DEBUG
-	err = snd_card_proc_new(dbri->card, "debug", &entry);
-	snd_info_set_text_ops(entry, dbri, 4096, dbri_debug_read);
-	entry->mode = S_IFREG | S_IRUGO;	/* Readable only. */
+	if (! snd_card_proc_new(dbri->card, "debug", &entry)) {
+		snd_info_set_text_ops(entry, dbri, 4096, dbri_debug_read);
+		entry->mode = S_IFREG | S_IRUGO;	/* Readable only. */
+	}
 #endif
 }