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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2019-10-27 14:48:47 -0500 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-10-28 13:10:23 +0000 |
| commit | c0a333d842ef67ac04adc72ff79dc1ccc3dca4ed (patch) | |
| tree | e79d22b3d9abd8c2dc021537fa59d2ac1d8462be /sound/soc/sof | |
| parent | f792bd173a6fd51d1a4dde04263085ce67486aa3 (diff) | |
| download | linux-c0a333d842ef67ac04adc72ff79dc1ccc3dca4ed.tar.gz linux-c0a333d842ef67ac04adc72ff79dc1ccc3dca4ed.tar.bz2 linux-c0a333d842ef67ac04adc72ff79dc1ccc3dca4ed.zip | |
ASoC: SOF: Fix memory leak in sof_dfsentry_write
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>
Link: https://lore.kernel.org/r/20191027194856.4056-1-navid.emamdoost@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof')
| -rw-r--r-- | sound/soc/sof/debug.c | 6 |
1 files changed, 4 insertions, 2 deletions
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; |