[alsa-devel] [PATCH] Avoid useless loop

[keroid1 at gmail.com]

From: xingchao <keroid1 at gmail.com>

Only drop to the for loop to bind DAI when the work is not finished.

Signed-off-by: xingchao <keroid1 at gmail.com>
---
 sound/soc/soc-core.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 4dda589..0380a26 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -1810,8 +1810,10 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card)
 	}
 
 	/* bind DAIs */
-	for (i = 0; i < card->num_links; i++)
-		soc_bind_dai_link(card, i);
+	if (card->num_rtds != card->num_links) {
+		for (i = 0; i < card->num_links; i++)
+			soc_bind_dai_link(card, i);
+	}
 
 	/* bind completed ? */
 	if (card->num_rtd != card->num_links) {
-- 
1.7.1