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| author |   Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2024-05-28 22:21:34 +0200 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2024-05-28 22:21:34 +0200 |
| commit | f73a058be5d70dd81a43f16b2bbff4b1576a7af8 (patch) | |
| tree | b7959c01cf7a5d95c7c4d5b61929ff9123370322 /drivers/hwtracing/stm/core.c | |
| parent | dma-buf: handle testing kthreads creation failure (diff) | |
| parent | Merge tag 'drm-misc-fixes-2024-05-23' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-fixes (diff) | |
| download | wireguard-linux-f73a058be5d70dd81a43f16b2bbff4b1576a7af8.tar.xz wireguard-linux-f73a058be5d70dd81a43f16b2bbff4b1576a7af8.zip | |
Merge remote-tracking branch 'drm/drm-fixes' into drm-misc-fixes
v6.10-rc1 is released, forward from v6.9
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'drivers/hwtracing/stm/core.c')
| -rw-r--r-- | drivers/hwtracing/stm/core.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c index 534fbefc7f6a..ccf39a80dc4f 100644 --- a/drivers/hwtracing/stm/core.c +++ b/drivers/hwtracing/stm/core.c @@ -600,7 +600,7 @@ EXPORT_SYMBOL_GPL(stm_data_write); static ssize_t notrace stm_write(struct stm_device *stm, struct stm_output *output, - unsigned int chan, const char *buf, size_t count) + unsigned int chan, const char *buf, size_t count, struct stm_source_data *source) { int err; @@ -608,7 +608,7 @@ stm_write(struct stm_device *stm, struct stm_output *output, if (!stm->pdrv) return -ENODEV; - err = stm->pdrv->write(stm->data, output, chan, buf, count); + err = stm->pdrv->write(stm->data, output, chan, buf, count, source); if (err < 0) return err; @@ -657,7 +657,7 @@ static ssize_t stm_char_write(struct file *file, const char __user *buf, pm_runtime_get_sync(&stm->dev); - count = stm_write(stm, &stmf->output, 0, kbuf, count); + count = stm_write(stm, &stmf->output, 0, kbuf, count, NULL); pm_runtime_mark_last_busy(&stm->dev); pm_runtime_put_autosuspend(&stm->dev); @@ -868,8 +868,11 @@ int stm_register_device(struct device *parent, struct stm_data *stm_data, return -ENOMEM; stm->major = register_chrdev(0, stm_data->name, &stm_fops); - if (stm->major < 0) - goto err_free; + if (stm->major < 0) { + err = stm->major; + vfree(stm); + return err; + } device_initialize(&stm->dev); stm->dev.devt = MKDEV(stm->major, 0); @@ -913,10 +916,8 @@ int stm_register_device(struct device *parent, struct stm_data *stm_data, err_device: unregister_chrdev(stm->major, stm_data->name); - /* matches device_initialize() above */ + /* calls stm_device_release() */ put_device(&stm->dev); -err_free: - vfree(stm); return err; } @@ -1298,7 +1299,7 @@ int notrace stm_source_write(struct stm_source_data *data, stm = srcu_dereference(src->link, &stm_source_srcu); if (stm) - count = stm_write(stm, &src->output, chan, buf, count); + count = stm_write(stm, &src->output, chan, buf, count, data); else count = -ENODEV; |