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authorImre Deak <imre.deak@intel.com>2014-05-30 09:52:29 +0200
committerMark Brown <broonie@linaro.org>2014-06-01 12:44:49 +0200
commit9cf0e4520d45d5425f3a5257d346e3310e1a63b4 (patch)
treec945bd6203f272bdd44a23878370ec0a62d6be3a /sound
parentASoC: Intel: Add Baytrail byt-max98090 machine driver (diff)
downloadlinux-9cf0e4520d45d5425f3a5257d346e3310e1a63b4.tar.xz
linux-9cf0e4520d45d5425f3a5257d346e3310e1a63b4.zip
ASoC: Intel: byt/hsw: Add missing kthread_stop to error/cleanup path
Baytrail and Haswell SST IPC don't stop the kernel thread in error and cleanup path thus leaving orphan kernel thread behind in such a case. Also while at it, fix one error path in sst-haswell-ipc.c that doesn't free hsw->msg. [Jarkko: I edited the commit log a little] Signed-off-by: Imre Deak <imre.deak@intel.com> Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/intel/sst-baytrail-ipc.c5
-rw-r--r--sound/soc/intel/sst-haswell-ipc.c12
2 files changed, 12 insertions, 5 deletions
diff --git a/sound/soc/intel/sst-baytrail-ipc.c b/sound/soc/intel/sst-baytrail-ipc.c
index 18273d26718a..40a25fce0faa 100644
--- a/sound/soc/intel/sst-baytrail-ipc.c
+++ b/sound/soc/intel/sst-baytrail-ipc.c
@@ -907,7 +907,7 @@ int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata)
byt->dsp = sst_dsp_new(dev, &byt_dev, pdata);
if (byt->dsp == NULL) {
err = -ENODEV;
- goto err_free_msg;
+ goto dsp_err;
}
/* keep the DSP in reset state for base FW loading */
@@ -940,6 +940,8 @@ boot_err:
sst_fw_free(byt_sst_fw);
fw_err:
sst_dsp_free(byt->dsp);
+dsp_err:
+ kthread_stop(byt->tx_thread);
err_free_msg:
kfree(byt->msg);
@@ -954,6 +956,7 @@ void sst_byt_dsp_free(struct device *dev, struct sst_pdata *pdata)
sst_dsp_reset(byt->dsp);
sst_fw_free_all(byt->dsp);
sst_dsp_free(byt->dsp);
+ kthread_stop(byt->tx_thread);
kfree(byt->msg);
}
EXPORT_SYMBOL_GPL(sst_byt_dsp_free);
diff --git a/sound/soc/intel/sst-haswell-ipc.c b/sound/soc/intel/sst-haswell-ipc.c
index a8fd60c67341..b6c14a39b0b1 100644
--- a/sound/soc/intel/sst-haswell-ipc.c
+++ b/sound/soc/intel/sst-haswell-ipc.c
@@ -1730,7 +1730,7 @@ int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata)
ret = msg_empty_list_init(hsw);
if (ret < 0)
- goto list_err;
+ return -ENOMEM;
/* start the IPC message thread */
init_kthread_worker(&hsw->kworker);
@@ -1740,7 +1740,7 @@ int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata)
if (IS_ERR(hsw->tx_thread)) {
ret = PTR_ERR(hsw->tx_thread);
dev_err(hsw->dev, "error: failed to create message TX task\n");
- goto list_err;
+ goto err_free_msg;
}
init_kthread_work(&hsw->kwork, ipc_tx_msgs);
@@ -1750,7 +1750,7 @@ int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata)
hsw->dsp = sst_dsp_new(dev, &hsw_dev, pdata);
if (hsw->dsp == NULL) {
ret = -ENODEV;
- goto list_err;
+ goto dsp_err;
}
/* keep the DSP in reset state for base FW loading */
@@ -1794,8 +1794,11 @@ boot_err:
sst_fw_free(hsw_sst_fw);
fw_err:
sst_dsp_free(hsw->dsp);
+dsp_err:
+ kthread_stop(hsw->tx_thread);
+err_free_msg:
kfree(hsw->msg);
-list_err:
+
return ret;
}
EXPORT_SYMBOL_GPL(sst_hsw_dsp_init);
@@ -1808,6 +1811,7 @@ void sst_hsw_dsp_free(struct device *dev, struct sst_pdata *pdata)
sst_fw_free_all(hsw->dsp);
sst_dsp_free(hsw->dsp);
kfree(hsw->scratch);
+ kthread_stop(hsw->tx_thread);
kfree(hsw->msg);
}
EXPORT_SYMBOL_GPL(sst_hsw_dsp_free);