diff options
Diffstat (limited to 'sound/soc/sof/debug.c')
| -rw-r--r-- | sound/soc/sof/debug.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index 715a374b33cf..a51a928ea40a 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -451,8 +451,7 @@ static ssize_t sof_dfsentry_read(struct file *file, char __user *buffer, dentry = file->f_path.dentry; if ((!strcmp(dentry->d_name.name, "ipc_flood_count") || - !strcmp(dentry->d_name.name, "ipc_flood_duration_ms")) && - dfse->cache_buf) { + !strcmp(dentry->d_name.name, "ipc_flood_duration_ms"))) { if (*ppos) return 0; @@ -609,14 +608,16 @@ int snd_sof_debugfs_buf_item(struct snd_sof_dev *sdev, dfse->sdev = sdev; #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_IPC_FLOOD_TEST) - /* - * cache_buf is unused for SOF_DFSENTRY_TYPE_BUF debugfs entries. - * So, use it to save the results of the last IPC flood test. - */ - dfse->cache_buf = devm_kzalloc(sdev->dev, IPC_FLOOD_TEST_RESULT_LEN, - GFP_KERNEL); - if (!dfse->cache_buf) - return -ENOMEM; + if (!strncmp(name, "ipc_flood", strlen("ipc_flood"))) { + /* + * cache_buf is unused for SOF_DFSENTRY_TYPE_BUF debugfs entries. + * So, use it to save the results of the last IPC flood test. + */ + dfse->cache_buf = devm_kzalloc(sdev->dev, IPC_FLOOD_TEST_RESULT_LEN, + GFP_KERNEL); + if (!dfse->cache_buf) + return -ENOMEM; + } #endif debugfs_create_file(name, mode, sdev->debugfs_root, dfse, |