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ASoC: ssm2518: Use a signed return type for ssm2518_lookup_mcs()

Message ID 56767788.4020709@users.sourceforge.net (mailing list archive)
State Accepted
Commit bfbcab7c2d8ab4cb52f0785d7381d20f39bb065b
Headers show

Commit Message

SF Markus Elfring Dec. 20, 2015, 9:40 a.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sun, 20 Dec 2015 10:34:25 +0100

The return type "unsigned int" was used by the ssm2518_lookup_mcs()
function even though it will eventually return a negative error code.
Improve this implementation detail by deletion of the type modifier then.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 sound/soc/codecs/ssm2518.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/sound/soc/codecs/ssm2518.c b/sound/soc/codecs/ssm2518.c
index 86b81a6..e2e0bfa 100644
--- a/sound/soc/codecs/ssm2518.c
+++ b/sound/soc/codecs/ssm2518.c
@@ -309,7 +309,7 @@  static const struct snd_pcm_hw_constraint_list ssm2518_constraints_12288000 = {
 	.count = ARRAY_SIZE(ssm2518_rates_12288000),
 };
 
-static unsigned int ssm2518_lookup_mcs(struct ssm2518 *ssm2518,
+static int ssm2518_lookup_mcs(struct ssm2518 *ssm2518,
 	unsigned int rate)
 {
 	const unsigned int *sysclks = NULL;