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author | Todd Poynor | 2018-07-28 21:33:24 +0200 |
---|---|---|
committer | Greg Kroah-Hartman | 2018-07-29 08:05:45 +0200 |
commit | 5b6e80cc9806a5cf78f68df2b6b64812b51d91c9 (patch) | |
tree | 182cac21ed72e2d6825b3602ac9e665c99bbbc6d /drivers/staging/gasket/gasket_core.c | |
parent | staging: erofs: fix conditional uninitialized `pcn' in z_erofs_map_blocks_iter (diff) | |
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staging: gasket: core: hold reference on device while in use
Hold a reference on the struct device while a pointer to that
device is in use by gasket.
Reported-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/gasket/gasket_core.c')
-rw-r--r-- | drivers/staging/gasket/gasket_core.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/gasket/gasket_core.c b/drivers/staging/gasket/gasket_core.c index 859a6df9e12d..2b484d067c38 100644 --- a/drivers/staging/gasket/gasket_core.c +++ b/drivers/staging/gasket/gasket_core.c @@ -448,7 +448,7 @@ static int gasket_alloc_dev( gasket_dev->internal_desc = internal_desc; gasket_dev->dev_idx = dev_idx; snprintf(gasket_dev->kobj_name, GASKET_NAME_MAX, "%s", kobj_name); - gasket_dev->dev = parent; + gasket_dev->dev = get_device(parent); /* gasket_bar_data is uninitialized. */ gasket_dev->num_page_tables = driver_desc->num_page_tables; /* max_page_table_size and *page table are uninit'ed */ @@ -487,7 +487,7 @@ static void gasket_free_dev(struct gasket_dev *gasket_dev) mutex_lock(&internal_desc->mutex); internal_desc->devs[gasket_dev->dev_idx] = NULL; mutex_unlock(&internal_desc->mutex); - + put_device(gasket_dev->dev); kfree(gasket_dev); } |