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authorBen Skeggs2013-02-27 09:52:47 +1000
committerBen Skeggs2013-03-04 11:46:20 +1000
commit42bed34c364786b3757f9d788d8ed39120e8f1b5 (patch)
tree211380b5882d938b20c39456676df793ef5dd938
parent67f9718b084ea7100cefa39b02863fcb14102f8c (diff)
drm/nouveau/i2c: drop parent refcount when creating ports
Fixes issue where i2c subdev never gets destroyed due to its subobjects holding references. This will mean the i2c subdev refcount goes negative during its destruction, but this isn't an issue in practice. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/i2c/base.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
index a114a0ed7e98..2e98e8a3f1aa 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/i2c/base.c
@@ -142,6 +142,7 @@ nouveau_i2c_port_create_(struct nouveau_object *parent,
/* drop port's i2c subdev refcount, i2c handles this itself */
if (ret == 0) {
list_add_tail(&port->head, &i2c->ports);
+ atomic_dec(&parent->refcount);
atomic_dec(&engine->refcount);
}