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authorAxel Lin <axel.lin@ingics.com>2015-08-29 23:09:30 +0800
committerMark Brown <broonie@kernel.org>2015-08-30 15:47:54 +0100
commit534dcd7ea60cebc41816eff0c290700acb2cc43e (patch)
tree840e2f87ac1b876a4b21652b51d2c5cef1e9ff35 /sound
parentbc0195aad0daa2ad5b0d76cce22b167bc3435590 (diff)
downloadlinux-534dcd7ea60cebc41816eff0c290700acb2cc43e.tar.bz2
ASoC: zx296702-i2s: Fix resource leak when unload module
Use devm_* API to fix leaks in current code. 1. Use devm_kzalloc to fix memory leak for zx_i2s when unload the module. 2. Use devm_snd_soc_register_component to ensure component is unregistered when unload the module. Signed-off-by: Axel Lin <axel.lin@ingics.com> Reviewed-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/zte/zx296702-i2s.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/soc/zte/zx296702-i2s.c b/sound/soc/zte/zx296702-i2s.c
index 98d96e1b17e0..f4b681d7769a 100644
--- a/sound/soc/zte/zx296702-i2s.c
+++ b/sound/soc/zte/zx296702-i2s.c
@@ -380,7 +380,7 @@ static int zx_i2s_probe(struct platform_device *pdev)
struct zx_i2s_info *zx_i2s;
int ret;
- zx_i2s = kzalloc(sizeof(*zx_i2s), GFP_KERNEL);
+ zx_i2s = devm_kzalloc(&pdev->dev, sizeof(*zx_i2s), GFP_KERNEL);
if (!zx_i2s)
return -ENOMEM;
@@ -401,8 +401,8 @@ static int zx_i2s_probe(struct platform_device *pdev)
writel_relaxed(0, zx_i2s->reg_base + ZX_I2S_FIFO_CTRL);
platform_set_drvdata(pdev, zx_i2s);
- ret = snd_soc_register_component(&pdev->dev, &zx_i2s_component,
- &zx_i2s_dai, 1);
+ ret = devm_snd_soc_register_component(&pdev->dev, &zx_i2s_component,
+ &zx_i2s_dai, 1);
if (ret) {
dev_err(&pdev->dev, "Register DAI failed: %d\n", ret);
return ret;