Messages in this thread Patch in this message | | | Date | Thu, 22 May 2014 11:43:55 -0700 | From | Kees Cook <> | Subject | [PATCH] ASoC: Intel: avoid format string leak to thread name |
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This makes sure a format string can never get processed into the worker thread name from the device name.
Signed-off-by: Kees Cook <keescook@chromium.org> --- sound/soc/intel/sst-baytrail-ipc.c | 2 +- sound/soc/intel/sst-haswell-ipc.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/intel/sst-baytrail-ipc.c b/sound/soc/intel/sst-baytrail-ipc.c index 0d31dbbf4806..1b25bf168beb 100644 --- a/sound/soc/intel/sst-baytrail-ipc.c +++ b/sound/soc/intel/sst-baytrail-ipc.c @@ -809,7 +809,7 @@ int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata) /* start the IPC message thread */ init_kthread_worker(&byt->kworker); byt->tx_thread = kthread_run(kthread_worker_fn, - &byt->kworker, + &byt->kworker, "%s", dev_name(byt->dev)); if (IS_ERR(byt->tx_thread)) { err = PTR_ERR(byt->tx_thread); diff --git a/sound/soc/intel/sst-haswell-ipc.c b/sound/soc/intel/sst-haswell-ipc.c index e7996b39a484..a8fd60c67341 100644 --- a/sound/soc/intel/sst-haswell-ipc.c +++ b/sound/soc/intel/sst-haswell-ipc.c @@ -1735,7 +1735,7 @@ int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata) /* start the IPC message thread */ init_kthread_worker(&hsw->kworker); hsw->tx_thread = kthread_run(kthread_worker_fn, - &hsw->kworker, + &hsw->kworker, "%s", dev_name(hsw->dev)); if (IS_ERR(hsw->tx_thread)) { ret = PTR_ERR(hsw->tx_thread); -- 1.7.9.5
-- Kees Cook Chrome OS Security
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