From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 25 Feb 2016 07:50:38 +0000 (+0300)
Subject: ASoC: max9867: silence and array overflow warning
X-Git-Tag: next-20160301~62^2~4^2
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=90966391005e69a8964350278917a87fe49adf0f;p=karo-tx-linux.git

ASoC: max9867: silence and array overflow warning

Smatch complains that we might reach the end of this loop without
finding what we're looking for leading to a buffer overflow.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/codecs/max9867.c b/sound/soc/codecs/max9867.c
index f371a52fe29d..2a22fddeb6af 100755
--- a/sound/soc/codecs/max9867.c
+++ b/sound/soc/codecs/max9867.c
@@ -156,6 +156,8 @@ static inline int get_ni_value(int mclk, int rate)
 		if (ni_div[i].mclk >= mclk)
 			break;
 	}
+	if (i == ARRAY_SIZE(ni_div))
+		return -EINVAL;
 
 	switch (rate) {
 	case 8000: