This patch moves the code that disconnects linked channels. It is needed
to have cleaning things up done right.
Signed-off-by: Christian Gromm <christian.gr...@microchip.com>
---
This patch has been resent on behalf of Greg Kroah-Hartman
<gre...@linuxfoundation.org>
drivers/staging/most/mostcore/core.c | 24 +++++++++++-------------
1 file changed, 11 insertions(+), 13 deletions(-)
diff --git a/drivers/staging/most/mostcore/core.c
b/drivers/staging/most/mostcore/core.c
index ae1b577..782747a 100644
--- a/drivers/staging/most/mostcore/core.c
+++ b/drivers/staging/most/mostcore/core.c
@@ -738,20 +738,7 @@ static void destroy_most_inst_obj(struct most_inst_obj
*inst)
{
struct most_c_obj *c, *tmp;
- /* need to destroy channels first, since
- * each channel incremented the
- * reference count of the inst->kobj
- */
list_for_each_entry_safe(c, tmp, &inst->channel_list, list) {
- if (c->aim0.ptr)
- c->aim0.ptr->disconnect_channel(c->iface,
- c->channel_id);
- if (c->aim1.ptr)
- c->aim1.ptr->disconnect_channel(c->iface,
- c->channel_id);
- c->aim0.ptr = NULL;
- c->aim1.ptr = NULL;
-
mutex_lock(&deregister_mutex);
flush_trash_fifo(c);
flush_channel_fifos(c);
@@ -1837,6 +1824,17 @@ void most_deregister_interface(struct most_interface
*iface)
pr_info("deregistering MOST device %s (%s)\n", i->kobj.name,
iface->description);
+ list_for_each_entry(c, &i->channel_list, list) {
+ if (c->aim0.ptr)
+ c->aim0.ptr->disconnect_channel(c->iface,
+ c->channel_id);
+ if (c->aim1.ptr)
+ c->aim1.ptr->disconnect_channel(c->iface,
+ c->channel_id);
+ c->aim0.ptr = NULL;
+ c->aim1.ptr = NULL;
+ }
+
mutex_lock(&deregister_mutex);
atomic_set(&i->tainted, 1);
mutex_unlock(&deregister_mutex);
--
1.7.9.5
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