diff options
author | Arvind Yadav <arvind.yadav.cs@gmail.com> | 2018-05-09 20:06:03 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-14 16:19:59 +0200 |
commit | a7082daac85231ddbb0502d777455756e4e3e69d (patch) | |
tree | f53eaaac7f63dcc4f4bb61bdd17fc50a5a5bbc71 /drivers/hwtracing | |
parent | uio: Prevent device destruction while fds are open (diff) | |
download | linux-a7082daac85231ddbb0502d777455756e4e3e69d.tar.xz linux-a7082daac85231ddbb0502d777455756e4e3e69d.zip |
coresight: use put_device() instead of kfree()
Never directly free @dev after calling device_register(), even
if it returned an error. Always use put_device() to give up the
reference initialized.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing')
-rw-r--r-- | drivers/hwtracing/coresight/coresight.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c index 389c4baeca9d..132dfbcd90c1 100644 --- a/drivers/hwtracing/coresight/coresight.c +++ b/drivers/hwtracing/coresight/coresight.c @@ -1026,8 +1026,10 @@ struct coresight_device *coresight_register(struct coresight_desc *desc) dev_set_name(&csdev->dev, "%s", desc->pdata->name); ret = device_register(&csdev->dev); - if (ret) - goto err_device_register; + if (ret) { + put_device(&csdev->dev); + goto err_kzalloc_csdev; + } mutex_lock(&coresight_mutex); @@ -1038,8 +1040,6 @@ struct coresight_device *coresight_register(struct coresight_desc *desc) return csdev; -err_device_register: - kfree(conns); err_kzalloc_conns: kfree(refcnts); err_kzalloc_refcnts: |