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| author | Alexander Shishkin <alexander.shishkin@linux.intel.com> | 2016-03-04 16:36:10 +0200 |
|---|---|---|
| committer | Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-06-01 15:42:51 -0600 |
| commit | 7c678b8584505e7005b99b4f09cca4496812d30c (patch) | |
| tree | 246f099507fdb27775f023d4d17e0951e25d6830 | |
| parent | 5a4e9c9c9c37e7a907eccc9e112e9ecd1970b862 (diff) | |
stm class: Do not leak the chrdev in error path
Currently, the error path of stm_register_device() forgets to unregister
the chrdev. Fix this.
Reported-by: Alan Cox <alan.cox@intel.com>
Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Laurent Fert <laurent.fert@intel.com>
(cherry picked from commit cbe4a61d1ddc4790d950ca8c33ef79ee68ef5e2b)
| -rw-r--r-- | drivers/hwtracing/stm/core.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c index a6c6b2d6a67b..0ffccfdd1017 100644 --- a/drivers/hwtracing/stm/core.c +++ b/drivers/hwtracing/stm/core.c @@ -688,6 +688,8 @@ int stm_register_device(struct device *parent, struct stm_data *stm_data, return 0; err_device: + unregister_chrdev(stm->major, stm_data->name); + /* matches device_initialize() above */ put_device(&stm->dev); err_free: |