[PATCH] vt: Decrement ref count of the VT backend on deallocation

[PATCH] vt: Decrement ref count of the VT backend on deallocation

[Antonino A. Daplas]

When a VT is newly allocated, the module reference count of the backend will
be incremented. This should be balanced by a module_put() when this VT is
deallocated.

Signed-off-by: Antonino Daplas <adaplas@pol.net>
---

 drivers/char/vt.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 3ef823d..da7e66a 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -886,6 +886,7 @@ void vc_disallocate(unsigned int currcon
 	if (vc_cons_allocated(currcons)) {
 		struct vc_data *vc = vc_cons[currcons].d;
 		vc->vc_sw->con_deinit(vc);
+		module_put(vc->vc_sw->owner);
 		if (vc->vc_kmalloced)
 			kfree(vc->vc_screenbuf);
 		if (currcons >= MIN_NR_CONSOLES)


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