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Diffstat (limited to 'sound/soc/intel/avs')
-rw-r--r--sound/soc/intel/avs/core.c3
-rw-r--r--sound/soc/intel/avs/debugfs.c6
-rw-r--r--sound/soc/intel/avs/ipc.c4
-rw-r--r--sound/soc/intel/avs/pcm.c3
4 files changed, 12 insertions, 4 deletions
diff --git a/sound/soc/intel/avs/core.c b/sound/soc/intel/avs/core.c
index 82839d0994ee..80b526554bbf 100644
--- a/sound/soc/intel/avs/core.c
+++ b/sound/soc/intel/avs/core.c
@@ -439,6 +439,8 @@ static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
adev = devm_kzalloc(dev, sizeof(*adev), GFP_KERNEL);
if (!adev)
return -ENOMEM;
+ bus = &adev->base.core;
+
ret = avs_bus_init(adev, pci, id);
if (ret < 0) {
dev_err(dev, "failed to init avs bus: %d\n", ret);
@@ -449,7 +451,6 @@ static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
if (ret < 0)
return ret;
- bus = &adev->base.core;
bus->addr = pci_resource_start(pci, 0);
bus->remap_addr = pci_ioremap_bar(pci, 0);
if (!bus->remap_addr) {
diff --git a/sound/soc/intel/avs/debugfs.c b/sound/soc/intel/avs/debugfs.c
index 1767ded4d983..c9978fb9c74e 100644
--- a/sound/soc/intel/avs/debugfs.c
+++ b/sound/soc/intel/avs/debugfs.c
@@ -372,7 +372,10 @@ static ssize_t trace_control_write(struct file *file, const char __user *from, s
return ret;
num_elems = *array;
- resource_mask = array[1];
+ if (!num_elems) {
+ ret = -EINVAL;
+ goto free_array;
+ }
/*
* Disable if just resource mask is provided - no log priority flags.
@@ -380,6 +383,7 @@ static ssize_t trace_control_write(struct file *file, const char __user *from, s
* Enable input format: mask, prio1, .., prioN
* Where 'N' equals number of bits set in the 'mask'.
*/
+ resource_mask = array[1];
if (num_elems == 1) {
ret = disable_logs(adev, resource_mask);
} else {
diff --git a/sound/soc/intel/avs/ipc.c b/sound/soc/intel/avs/ipc.c
index 4fba46e77c47..eff1d46040da 100644
--- a/sound/soc/intel/avs/ipc.c
+++ b/sound/soc/intel/avs/ipc.c
@@ -169,7 +169,9 @@ static void avs_dsp_exception_caught(struct avs_dev *adev, union avs_notify_msg
dev_crit(adev->dev, "communication severed, rebooting dsp..\n");
- cancel_delayed_work_sync(&ipc->d0ix_work);
+ /* Avoid deadlock as the exception may be the response to SET_D0IX. */
+ if (current_work() != &ipc->d0ix_work.work)
+ cancel_delayed_work_sync(&ipc->d0ix_work);
ipc->in_d0ix = false;
/* Re-enabled on recovery completion. */
pm_runtime_disable(adev->dev);
diff --git a/sound/soc/intel/avs/pcm.c b/sound/soc/intel/avs/pcm.c
index 945f9c0a6a54..15defce0f3eb 100644
--- a/sound/soc/intel/avs/pcm.c
+++ b/sound/soc/intel/avs/pcm.c
@@ -925,7 +925,8 @@ static int avs_component_probe(struct snd_soc_component *component)
else
mach->tplg_filename = devm_kasprintf(adev->dev, GFP_KERNEL,
"hda-generic-tplg.bin");
-
+ if (!mach->tplg_filename)
+ return -ENOMEM;
filename = kasprintf(GFP_KERNEL, "%s/%s", component->driver->topology_name_prefix,
mach->tplg_filename);
if (!filename)