| Message ID | 20191027194856.4056-1-navid.emamdoost@gmail.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | c0a333d842ef67ac04adc72ff79dc1ccc3dca4ed |
| Headers | show |
| Series | ASoC: SOF: Fix memory leak in sof_dfsentry_write | expand |
diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index 54cd431faab7..5529e8eeca46 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -152,8 +152,10 @@ static ssize_t sof_dfsentry_write(struct file *file, const 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")) - return -EINVAL; + strcmp(dentry->d_name.name, "ipc_flood_duration_ms")) { + ret = -EINVAL; + goto out; + } if (!strcmp(dentry->d_name.name, "ipc_flood_duration_ms")) flood_duration_test = true;
In the implementation of sof_dfsentry_write() memory allocated for string is leaked in case of an error. Go to error handling path if the d_name.name is not valid. Fixes: 091c12e1f50c ("ASoC: SOF: debug: add new debugfs entries for IPC flood test") Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com> --- sound/soc/sof/debug.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)