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authorAntonino A. Daplas <adaplas@gmail.com>2006-07-03 09:24:20 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-04 00:26:59 +0200
commitd459ec0baa5d22e111dfb139c46d6d788a9eac20 (patch)
tree7cbb8762c5c4693b68b10baa42a9d49666bc411e /drivers/char/vt.c
parent[PATCH] fbdev: Add framebuffer and display update module support for pnx4008 (diff)
downloadlinux-d459ec0baa5d22e111dfb139c46d6d788a9eac20.tar.xz
linux-d459ec0baa5d22e111dfb139c46d6d788a9eac20.zip
[PATCH] vt: Decrement ref count of the VT backend on deallocation
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> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/char/vt.c')
-rw-r--r--drivers/char/vt.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 3ef823d7d255..da7e66a2a38b 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -886,6 +886,7 @@ void vc_disallocate(unsigned int currcons)
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)